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Sonic the Hedgehog 2 (Sega Master System)/ROM map
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The following article is a ROM map for Sonic the Hedgehog 2 (Sega Master System).
Note that sizes are listed in decimal.
Sonic 2 V1.0
Data found: 440052/524288 = 83.9%
Offset Size Description ---- ---- ----------- 0 512 Rom header | 30 Bank load & RAM pointer 49E 6 Value & Level select RAM pointer 4DD 3 BG main X Scroll RAM pointer 4E7 3 BG main Y Scroll RAM pointer 512 3 Sonic X position RAM pointer 518 3 Sonic Y position RAM pointer 51E 3 Ring frames data pointer 573 3 Bank number for levels RAM pointer 6C6 5 Credits music & RAM pointer 72F 238 Game Over/Continue main data | 748 Game Over music & RAM pointer, 777 Lives you start with after continue & RAM pointer, 79E Continue counter value & RAM pointer, 7BC Continue music & RAM pointer, 7E8 Continue timer RAM pointer & value, 7FC Continue Sfx & RAM pointer, 80B Select continue Sfx & RAM pointer 83E 5 Nothing? Sound & RAM pointer 852 3 Ring/Time tally data pointer 8EE 5 Final Zone for bad ending & RAM pointer 92D 3 Lives death RAM pointer 953 5 Nothing? Sound & RAM pointer 964 3 Lives after death RAM pointer A41 3 Level select text pointer A4C 927 Level select text E1C 42 Level select level pointers E67 3 Level Select Controller pressed RAM pointer E6E 3 Level select hold to scroll RAM pointer E72 5 Level select hold to scroll RAM pointer 2 & value E7D 3 Level Select Controller pressed RAM pointer 2 E8E 3 Level select act scroll ^ RAM pointer E94 3 Level select act scroll ^ RAM pointer 2 E98 5 Level select act scroll V RAM pointer & Limit E9F 3 Level select act scroll V RAM pointer 2 EA3 3 Level select arrow RAM pointer F3C 5 Intro music & RAM pointer FC2 3 Title screen VRAM pointer FE2 3 Title screen Y scroll RAM pointer FE7 3 Title screen X scroll RAM pointer 1002 3 Sonic's waving hand T Screen VRAM pointer 100F 3 Tails' winking eye T Screen VRAM pointer 1092 3 Music acts bytes pointer 109B 24 Music acts bytes 129C 3 Bank number indicator RAM pointer 12DB 3 Palette RAM pointer 12DE 3 Palette related pointer? 19DC 3 Sonic X position Title Screen/Card RAM pointer? 19E7 3 Sonic Y position Title Screen/Card RAM pointer? 1C12 166 Ring tally data | 1C1B Ring tally RAM pointer, 1C24 Ring tally RAM pointer 2, 1C41 Unknown Sound & RAM pointer, 1C4F Ring tally sfx & RAM pointer, 1C90 Unknown Sound & RAM pointer, 1C9E Time tally Sfx & RAM pointer 1E6D 129 Time score values 1F03 3 Time score values pointers main pointer 1F70 116 Time score values pointers 20A6 3 Time milliseconds RAM pointer 20AA 2 Time milliseconds value 20AF 5 Time RAM pointer & value 2207 12 Crystal Egg 3 HUD indicator RAM pointers & values 225B 8 Lives you start with, started act with & RAM pointer 228A 6 Zone & Act RAM pointers 22BC 3 Ring art location RAM pointer 22C8 3 Palette cycle RAM pointer 22DC 74 Zone/Acts collision & palette cycle pointers 2326 240 Zone/Acts collision & palette cycle data 24BE 5 Level select flag RAM pointer & byte 24DD 3 Demo level location RAM pointer 24E3 3 Demo level location RAM pointer 2 24F5 3 Demo data bank RAM pointer 24FD 3 Demo data location RAM pointer 258A 5 Nothing? sound & RAM pointer 25C3 3 Rings acquired RAM pointer 25C9 3 Rings acquired RAM pointer 2 25D6 5 Life gained from rings sfx & RAM pointer 25ED 3 Rings 10's display RAM pointer 25FA 3 Rings 1's display RAM pointer 2620 5 Act begin music & RAM pointer 2662 3 Title card & act results 8x8 map pointers main pointer 27C4 3 Game over data? pointer 27FE 3 Continue screen data pointer 2801 3 Continue timer number data pointer 2873 3 Title card timer after ZONE RAM pointer 2877 3 Title card timer after ZONE RAM pointer 2 2880 6 Title card timer after ZONE & RAM pointer 3 28F0 20 Title card & act results 8x8 map pointers 2904 1700 Title card & act results 8x8 map | 2904 GREEN HILLS map, 298C ZONE map, 29C4 AQUA LAKE map, 2A34 UNDERGROUND map, 2AA4 SKY HIGH map, 2B14 GIMMICK MT. map, 2B84 MOUNTAIN map, 2BF4 SCRAMBLED EGG map, 2C64 CRYSTAL EGG map, 2CE4 SONIC HAS map, 2D54 PASSED map, 2D98 RING map, 2DAC TIME map, 2DC0 SCORE map, 2DD6 100X map, 2DE5 00 map, 2DF6 00 map, 2E04 ACT 1 map, 2E90 ACT 2 map, 2F1C ACT 3 map 2FCB 5 Intro act bits RAM pointer & value 307F 19 Screech > data | 3084 Screech > sfx & RAM pointer 3092 19 Screech < data | 3097 Screech < sfx & RAM pointer 30A5 34 Rolling data | 30C1 Rolling sfx & RAM pointer 30D8 37 Spring ^ data | 30F7 Spring ^ sfx & RAM pointer 3119 31 Spring > data | 3132 Spring > sfx & RAM pointer 3138 31 Spring < data | 3151 Spring < sfx & RAM pointer 32A4 3 Rolling data pointer 3333 3 Screech > data pointer 3339 3 Screech < data pointer 334E 3 Rolling data pointer 2 37E5 5 Lost rings sfx & RAM pointer 37D9 5 Lost rings invincibility timer & RAM pointer 37DF 3 Lost rings RAM pointer 3848 5 Death music & RAM pointer 3AC4 5 Jump sfx & RAM pointer 43F9 5 Pop out of pipe sfx & RAM pointer 4819 3 10 rings monitor value RAM pointer 481F 8 10 rings monitor value RAM pointer 2, monitor sfx & RAM pointer 4830 8 Lives currently RAM pointer, Extra Life monitor sfx & RAM pointer 484A 5 Speed Shoes music & RAM pointer 4868 5 Invincibility music & RAM pointer 4895 3 Time spent underwater in milliseconds RAM pointer 489A 2 Time spent underwater in milliseconds 48A2 3 Time spent underwater in longer seconds RAM pointer 48A7 2 How long spent underwater to start the countdown 4A3B 3 Fixed camera height? RAM pointer 4A83 3 BG X Scroll RAM pointer 2 4A97 3 BG Y Scroll RAM pointer 2 4AE1 3 Camera position X&Y 32x32? RAM pointer 5377 3 8x8 -> 32x32 mappings ROM bank for levels RAM pointer 53C7 3 Level starting camera & Sonic start data pointers main pointer 5401 80 Level starting camera & Sonic start data pointers 5451 225 Level starting camera & Sonic start data 5546 3 Level headers pointers main pointer 55C8 3 Camera height in pixels? RAM pointer 55E5 80 Level headers pointers 5635 550 Level headers 58AE 3 Level width in tiles RAM pointer 5927 3 Level height in tiles RAM pointer 638B 5 Boss hit major sfx & RAM pointer 63DF 5 Boss hit major 2 sfx & RAM pointer 6CAA 3 Spring ^ data pointer 6CDA 5 Spring diag sfx & RAM pointer 6D75 5 SHZ Bridge break sfx & RAM pointer 6D85 3 SHZ Bridge break residue ROM bank RAM pointer 6E08 5 Unknown sfx (jump) & RAM pointer 6E28 5 Unknown sfx (jump) & RAM pointer 6ED6 5 In pipe ^ SFX & RAM pointer 6F03 5 In pipe V SFX & RAM pointer 6F2E 5 In pipe > SFX & RAM pointer 6F59 5 In pipe < SFX & RAM pointer 7021 3 Collision data RAM pointer 716F 3 Spring < data pointer 71C6 3 Spring > data pointer 7321 5 Unknown sound (Spring) sfx & RAM pointer 73FF 5 Ring SFX & RAM pointer 765A 3 Level tiles & Compressed art pointers main pointer 76BC 3 Level/Sonic palette flags pointer 76DD 3 Level select text VRAM pointer 76F1 3 Title card VRAM pointer 7737 3 Title card pic VRAM pointer 7745 3 Title card pics pointers main pointer 7761 28 Title card pics pointers 777D 20 Game Over screen data | 7783 Game Over screen VRAM pointer, 7789 Game over compressed art pointer 7791 20 Continue screen data | 7797 Continue screen VRAM pointer, 779D Continue screen compressed art pointer 77A5 20 Continue timer number data | 77AB Number VRAM pointer, 77B1 Numbers compressed art pointer 794C 2 End post art pointer 79A2 3 Chaos emerald pointers main pointer 79B7 16 Chaos Emerald pointers 79D4 3 Monitors art pointers main pointer 79E7 20 Monitors art pointers 79FB 21 UGZ Level tiles & Compressed art pointers 7A10 21 SHZ Level tiles & Compressed art pointers 7A25 21 ALZ Level tiles & Compressed art pointers 7A3A 21 GHZ Level tiles & Compressed art pointers 7A4F 21 GMZ Level tiles & Compressed art pointers 7A64 21 SEZ Level tiles & Compressed art pointers 7A79 21 CEZ Level tiles & Compressed art pointers 7A8E 21 Credits Level tiles & Compressed art pointers? 7AA3 21 ??? Level tiles & Compressed art pointers 7AB8 21 Intro/T Screen Level tiles & Compressed art pointers 7ACD 66 UGZ Compressed art pointers & data | 7AD0 Numbers & Lives icon Compressed Art pointer, 7AD5 Monitor art pointer, 7ADA Rings compressed art (sonic hurt) pointer, 7ADF Fragment of smashed block Compressed art pointer, 7AE4 Moving platform compressed art pointer, 7AE9 Minecart compressed art pointer, 7AEE Falling spike compressed art pointer, 7AF3 Fireball compressed art pointer, 7AF8 Motobug compressed art pointer, 7B02 Newtron compressed art pointer, 7B07 Crab compressed art pointer 7B0F 66 SHZ Compressed art pointers & data | 7B12 Numbers & Lives icon Compressed Art pointer, 7B17 Monitor art pointer, 7B1C Rings compressed art (sonic hurt) pointer, 7B21 Fragment of smashed block Compressed art pointer, 7B26 Log compressed art pointer, 7B2B Moving platform compressed art pointer, 7B30 Rock compressed art pointer, 7B35 Spinning turtle compressed art pointer, 7B3F Yellow bird compressed art pointer, 7B44 Newtron compressed art pointer, 7B49 Hang Glider compressed art pointer, 7B4E wind debris compressed art pointer 7B51 61 ALZ Compressed art pointers & data | 7B54 Numbers & Lives icon Compressed Art pointer, 7B59 Monitor art pointer, 7B5E Rings compressed art (sonic hurt) pointer, 7B63 Fragment of smashed block Compressed art pointer, 7B68 Spears compressed art pointer, 7B6E Lobster compressed art pointer, 7B77 Crab compressed art pointer, 7B7C Water compressed art pointer, 7B81 Splash compressed art pointer, 7B86 Bubble compressed art pointer, 7B8B Big bubble compressed art pointer 7B8E 46 GHZ Compressed art pointers & data | 7B91 Numbers & Lives icon Compressed Art pointer, 7B96 Monitor art pointer, 7B9B Rings compressed art (sonic hurt) pointer, 7BA0 Fragment of smashed block Compressed art pointer, 7BA5 Moving platform compressed art pointer, 7BAA Motobug compressed art pointer, 7BB4 Newtron compressed art pointer, 7BB9 Crab compressed art pointer 7BBC 61 GMZ Compressed art pointers & data | 7BBF Numbers & Lives icon Compressed Art pointer, 7BC4 Monitor art pointer, 7BC9 Rings compressed art (sonic hurt) pointer, 7BCE Fragment of smashed block Compressed art pointer, 7BD3 Moving platform compressed art pointer, 7BD8 Minecart compressed art pointer, 7BDD Burrowbot compressed art pointer, 7BE7 Jumping pig compressed art pointer, 7BEC Bomb enemy compressed art pointer, 7BF6 Falling spike compressed art pointer 7BF9 56 SEZ Compressed art pointers & data | 7BFC Numbers & Lives icon Compressed Art pointer, 7C01 Monitor art pointer, 7C06 Rings compressed art (sonic hurt) pointer, 7C0B Fragment of smashed block Compressed art pointer, 7C15 Block compressed art pointer, 7C1A Spinning turtle enemy compressed art pointer, 7C24 Bomb enemy compressed art pointer, 7C2E Crab enemy compressed art pointer 7C31 61 CEZ Compressed art pointers & data | 7C34 Numbers & Lives icon Compressed Art pointer, 7C39 Monitor art pointer, 7C3E Rings compressed art (sonic hurt) pointer, 7C43 Fragment of smashed block Compressed art pointer, 7C48 moving platform compressed art pointer, 7C4D levitating spiked rock compressed art pointer, 7C52 Spinning wheel compressed art pointer, 7C57 Block compressed art pointer, 7C5C Fish enemy compressed art pointer, 7C66 Crab enemy compressed art pointer, 7C6B Spinning turtle enemy compressed art pointer 7C6E 16 CEZ3 Compressed art pointers & data | 7C71 Numbers & Lives icon Compressed Art pointer, 7C76 Eggman final boss compressed art pointer, 7C7B Cloud compressed art pointer 7C7E 26 Credits Compressed art pointers & data | 7C81 text from ending compressed art pointer, 7C86 "END" from ending compressed art pointer, 7C8B Tails running in ending compressed art pointer, 7C90 Tails sliding compressed art pointer, 7C95 Tails looking up in ending compressed art pointer 7C98 21 ???/Intro Compressed art pointers & data | 7C9B Numbers & Lives icon Compressed Art pointer, 7CA0 Monitor art pointer, 7CA5 Rings compressed art (sonic hurt) pointer, 7CAA Fragment of smashed block Compressed art pointer 7CAD 63 Level/Sonic palette flags & RAM pointer 7D08 3 Auto palette data pointers main pointer 7D11 33 Auto palette data pointers 7D41 50 SHZ2 rain auto palette data | 7D61 SHZ2 rain auto palette pointer & RAM pointer 7D73 52 SHZ2 flashes auto palette data 7DA7 50 UGZ Lava auto palette data | 7DC7 UGZ Lava auto palette pointer & RAM pointer 7DD9 50 ALZ Water auto palette data | 7DF9 ALZ Water auto palette pointer & RAM pointer 7E0B 50 GMZ wheels & Conveyor belts auto palette data | 7E2B GMZ wheels & conveyor belts auto palette pointer & RAM pointer 7E3D 47 GMZ BG flashing auto palette data | 7E5A GMZ BG flashing auto palette pointer & RAM pointer 7E6C 43 CEZ3 BG flashing auto palette data | 7E88 CEZ3 BG flashing auto palette pointer & RAM pointer 7E97 47 SEZ/CEZ auto palette data | 7EB4 SEZ/CEZ auto palette pointer & RAM pointer 7EC6 50 CEZ3 lightning auto palette data firing | 7EE6 CEZ3 lightning auto palette firing pointer & RAM pointer 7EF8 29 CEZ3 lightning auto palette data dormant | CEZ3 lightning auto palette dormant pointer & RAM pointer 7F15 49 Title card auto palette data | 7F24 Title card auto palette pointer, 7F2E Intro auto palette pointer & RAM pointer 7F46 56 Credits auto palette data 7F7E 48 Credits starts auto palette data | 7F9B Credits stars auto palette pointer 7FAE 60 Ring frames data | 7FB4 Ring frames RAM pointer, 7FB8 Ring frames, 7FBD Ring frames RAM pointer 2, 7FCB Ring display RAM pointer 7FEA 22 TMR SEGA misc 8000 3047 Sound Driver 8BE7 114 Music & SFX data pointers 8C59 831 ALZ Music 8F98 1349 UGZ Music 94DD 828 GMZ music 9819 896 CEZ Music 9B99 1210 GHZ Music A053 635 SHZ Music A2CE 1272 SEZ Music A7C6 570 Intro music AA00 410 Boss Music AB9A 238 Speed Shoes music AC88 406 Invincibility Music AE1E 254 Level clear music AF1C 136 Death music AFA4 282 Continue music B0BE 184 Chaos Emerald music B176 188 Game Over music B232 1812 Credits music B946 330 Unused music BA90 90 Level start music BAEA 29 Ring SFX BB07 24 Rolling SFX BB1F 38 Spring SFX BB45 39 Jump SFX BB6C 29 Hit SFX BB89 47 Sonic lost rings SFX BBB8 24 Falling SFX BBD0 22 Screech SFX BBE6 18 Timer SFX BBF8 19 Post Spin SFX BC0B 40 Bubble SFX BC33 35 Splash SFX BC56 41 Extra Life SFX BC7F 64 Unused SFX? BCBF 29 Bouncing ball SFX BCDC 20 Land in minecart/Post lands SFX BCF0 29 Boss hit SFX BD0D 20 Minecart breaks SFX BD21 27 Fire unused SFX? BD3C 23 Alternate splash SFX? BD53 26 Flywheel SFX BD6D 32 Break rocks SFX BD8D 51 Out of pipe SFX BDC0 32 Bridge falling apart SFX BDE0 45 Slice unused SFX? BE0D 29 Ring SFX BE2A 2 Nothing SFX BE2C 468 Empty FEDD 291 Empty 10000 14336 Sonic art 13800 304 Bubble compressed art (ALZ) 13930 672 Jumping pig compressed art (GMZ) 13BD0 128 Small yellow numbers compressed art (unused) 13C50 168 Wind Debris (SHZ) compressed art 13CF8 648 Spinning turtle enemy compressed art (SHZ/SEZ/CEZ) 13F80 128 Empty 14000 7680 Sonic gliding art 15E00 8192 Sonic riding minecart 17E00 512 Empty 18000 15360 Sonic running round a loop art 1BC00 608 Spinning wheel compressed art (CEZ) 1BE60 368 Block compressed art (CEZ) 1BFD0 48 Empty 1C000 714 Numbers & lives icon compressed art 1C2CA 60 Collected ring sparkles compressed art 1C306 44 Invincibility sparkles compressed art 1C332 304 explosion compressed art 1C462 422 Monitor compressed art 1C608 1728 Monitors contents art 1CCC8 464 Rings compressed art (Sonic hurt) 1CE98 250 Moving platform compressed art (GHZ) 1CF92 636 Glider compressed art (SHZ) 1D20E 2240 Prison capsule art 1DACE 1536 Animals art 1E0CE 86 Cloud & tree title card compressed art 1E124 3200 End post art 1EDA4 164 Minecart compressed art (UGZ/GMZ) 1EE48 128 Minecart wheel art (UGZ/GMZ) 1EEC8 376 Minecart wheel compressed art (UGZ/GMZ) 1F040 170 Broken minecart compressed art (UGZ/GMZ) 1F0EA 2176 Silver Sonic art (SEZ) 1F96A 74 Log compressed art (SHZ) 1F9B4 256 Moving platform compressed art (SHZ) 1FAB4 1356 Empty 20000 1696 Circle & floor from intro art 206A0 2290 Beta title screen compressed art (unused) 20F92 1054 ??? 213B0 816 Intro 32x32 map & pointers 216E0 850 Title screen/card 32x32 map & pointers 21A32 128 Intro level layout 21AB2 128 Title screen layout 21B32 3328 Mini Sonic from intro art 22832 368 BG from intro compressed art 229A2 656 Sonic's hand (T screen) compressed art 22C32 368 Tails eye (T screen) compressed art 22DA2 720 Title screen 8x8 map 23072 3072 ALZ Demo 23C72 910 Empty 24000 54 Palette update code 24036 14 Palette update colours code 24044 16 Palette reset code 24054 100 Palette fade to colour code 240B8 88 Palette fade to black code 24110 15 Palette calculate offset code | 2411A Palettes pointer 2411F 16 Unknown palette (B, DG, LG, W) 2412F 16 AutoDemo Sega screen palette (unused) 2413F 16 Unknown palette 2414F 16 title cards palette 2415F 16 Sonic palette (GHZ) 2416F 16 Sonic palette (SHZ1/3) 2417F 16 Sonic palette (SHZ2) 2418F 16 Sonic palette (ALZ1/3) 2419F 16 Sonic palette (ALZ2) 241AF 16 Sonic palette (UGZ) 241BF 16 Sonic palette (GMZ) 241CF 16 Sonic palette (SEZ) 241DF 16 Sonic palette (CEZ1/2) 241EF 16 Sonic palette (CEZ3) 241FF 16 UGZ palette 2420F 16 SHZ1/3 palette 2421F 16 SHZ2 palette 2422F 16 ALZ1/3 palette 2423F 16 ALZ2 palette 2424F 16 GHZ palette 2425F 16 GMZ palette 2426F 16 SEZ palette 2427F 16 CEZ1/2 palette 2428F 16 CEZ3 palette 2429F 16 intro palette 242AF 16 title screen palette 242BF 16 intro palette 2 242CF 16 title screen palette 242DF 16 AutoDemo's "Coming Soon" screen palette 242EF 112 Title cards palettes 2435F 16 Unknown palette 2436F 16 Sonic ending palette 2437F 16 Unknown palette 2438F 128 Palettes Ending palette (day to night) 2440F 16 Black palette 2441F 2304 Loop XY motion data (ALZ/GHZ) 24D1E 1024 Level select text compressed art 2511E 3975 Text from title cards compressed art 260A5 4152 UGZ level tiles compressed art 270DD 128 Yellow bird (SHZ) compressed art 2715D 242 Spears (ALZ) compressed art 2724F 144 Moving platform (GMZ) compressed art 272DF 266 Moving Platform (SEZ) compressed art 273E9 620 Newtron (UGZ/SHZ/GHZ) compressed art 27655 302 Bomb enemy (GMZ/SEZ) compressed art 27783 238 Moving platform (UGZ) compressed art 27871 799 Crab (UGZ/ALZ/GHZ/SEZ/CEZ) compressed art 27B91 80 Splash (ALZ) compressed art 27BE1 48 Water (ALZ) compressed art 27C11 160 Falling spike (UGZ) compressed art 27CB1 160 Falling spike (GMZ) compressed art 27D51 256 Big Bubble (ALZ) compressed art 27E51 431 Empty 28000 4572 SHZ1/3 level tiles compressed art 291DC 4304 GHZ level tiles compressed art 2A2AC 4150 GMZ level tiles compressed art 2B2E2 1328 text from ending compressed art 2B812 2030 Empty 2C000 6336 SHZ1/3 8X8 -> 32x32 block gfx 2D8C0 6080 SHZ2 8X8 -> 32x32 block gfx 2F080 2504 CEZ1 level layout 2FA48 1464 Empty 30000 5824 GHZ 8X8 -> 32x32 block gfx 316C0 6336 ALZ 8X8 ->32x32 block gfx 32F80 1942 SHZ3 Level layout 33716 1671 GMZ3 Level layout 33D9D 611 Empty 34000 3179 GHZ1 Level layout 34C6B 3097 GHZ2 Level layout 35884 2981 GHZ3 Level layout 36429 3247 SHZ1 Level layout 370D8 3124 SHZ2 Level layout 37D0C 756 Empty 38000 3944 ALZ1 Level layout 38F68 3735 ALZ2 Level layout 39DFF 4028 ALZ3 Level layout 3ADBB 2408 UGZ1 Level layout 3B723 2269 Empty 3C000 7552 ALZ2 8X8 -> 32x32 block gfx 3DD80 5632 UGZ 8X8 -> 32x32 block gfx 3F380 986 Game Over text compressed art 3F75A 1060 Numbers title card compressed art 3FB7E 224 Game Over screen 8x8 map 3FC5E 930 Empty 40000 13952 Sonic mirrored art 43680 64 Little wavy lines compressed art 436C0 98 Fireball (UGZ) compressed art 43722 30 Mini flame (UGZ) compressed art 43740 608 Lobster (ALZ) compressed art 439A0 738 Burrowbot (GMZ) compressed art 43C82 422 Motobug (UGZ/GHZ) compressed art 43E28 178 Fish enemy (CEZ) compressed art 43EDA 294 Empty 44000 7680 Sonic gliding (mirrored) art 45E00 8192 Sonic riding minecart (mirrored) art 47E00 512 Empty 48000 15360 Sonic running round a loop (mirrored) art 4BC00 128 block (SEZ) compressed art 4BC80 198 moving platform (CEZ) compressed art 4BD46 192 levitating spiked rock (CEZ) compressed art 4BE06 506 Empty 4C000 3176 GMZ1 level layout 4CC68 3625 GMZ2 level layout 4DA91 3896 SEZ1 level layout 4E9C9 3493 SEZ2 level layout 4F76E 1212 Tails & Eggman from intro compressed art 4FC2A 982 Empty 50000 4138 SEZ1/3 level tiles compressed art 5102A 4312 SEZ2 level tiles compressed art 52102 3392 UGZ boss art 52E42 448 "END" from ending compressed art 53002 1854 Tails running in ending compressed art 53740 272 Tails sliding compressed art 53850 272 Tails looking up in ending compressed art 53960 768 Chaos emeralds art 53C60 928 Empty 54000 4336 ALZ1/3 level tiles compressed art 550F0 4134 ALZ2 level tiles compressed art 56116 3432 CEZ1/2 level tiles compressed art 56E7E 4380 CEZ3 level tiles compressed art 57F9A 102 Empty 58000 6496 GMZ 8X8 -> 32x32 block gfx 59960 5568 SEZ1/3 8X8 -> 32x32 block gfx 5AF20 2528 Ending/Original GHZ 8X8 -> 32x32 block gfx 5B900 1792 Empty 5C000 5984 SEZ2 8X8 -> 32x32 block gfx 5D760 2208 CEZ3 8X8 -> 32x32 block gfx 5E000 4379 SHZ2 level tiles compressed art 5F11B 2539 UGZ2 level layout 5FB06 1274 Empty 60000 5632 CEZ1/2 8X8 -> 32x32 block gfx 61600 5018 title screen compressed art 6299A 2562 Eggman final boss (CEZ3) compressed art 6339C 48 cloud (CEZ3) compressed art 633CC 3124 Empty 64000 2464 UGZ title card pic compressed art 649A0 2672 SHZ title card pic compressed art 65410 2480 ALZ title card pic compressed art 65DC0 1670 GHZ title card pic compressed art 66446 2016 GMZ title card pic compressed art 66C26 1152 SEZ title card pic compressed art 670A6 1888 CEZ title card pic compressed art 67806 1792 Title card pics 8x8 maps 67F06 250 Empty 68000 2432 GMZ boss art 68980 3520 SHZ boss art 69740 2432 ALZ boss art 6A0C0 4736 GHZ boss art 6B340 288 Rock (SHZ) compressed art 6B460 138 Fragment of smashed block compressed art 6B4EA 2208 Tails (CEZ3) art 6BD8A 630 Empty 6C000 1747 UGZ3 Level layout 6C6D3 2850 SEZ3 Level layout 6D1F5 3212 CEZ2 Level layout 6DE81 342 CEZ3 Level layout 6DFD7 378 Good ending Level layout 6E151 369 Bad ending Level layout 6E2C3 5206 Credits level tiles from ending compressed art 6F719 2279 Empty 70834 5 GMZ Flywheel sfx & RAM pointer 70A51 5 Minecart breaks sfx & RAM pointer 70AEC 5 Land in minecart sfx & RAM pointer 70C16 5 Unknown sfx (Flywheel) & RAM pointer 711EE 5 Boss end level music & RAM pointer 71259 5 Unknown sfx (Major boss hit) & RAM pointer 719D8 5 Unknown sfx (Major boss hit) & RAM pointer 720D2 5 Ball bouncing (ALZ Boss) sfx & RAM pointer 7240C 5 Ball bouncing (UGZ Boss) sfx & RAM pointer 72579 5 Boss music & RAM pointer 72C8D 5 Unknown sfx (Major boss hit) & RAM pointer 73FAC 84 Empty 74000 4096 GHZ demo 75000 3072 SHZ demo 75C00 768 Rings (UGZ) art 75F00 768 Rings (SHZ1/3) art 76200 768 Rings (SHZ2) art 76500 768 Rings (ALZ) art 76800 768 Rings (GHZ) art 76B00 768 Rings (GMZ) art 76E00 768 Rings (SEZ) art 77100 768 Rings (CEZ) art 77552 480 Credits text 77732 2254 Empty 78135 62 Sprite layout pointers 78173 334 UGZ1 sprite layout 782C1 334 UGZ2 sprite layout 7840F 127 UGZ3 sprite layout 7848E 91 SHZ1 sprite layout 784E9 127 SHZ2 sprite layout 78568 28 SHZ3 sprite layout 78584 226 ALZ1 sprite layout 78666 343 ALZ2 sprite layout 787BD 55 ALZ3 sprite layout 787F4 208 GHZ1 sprite layout 788C4 172 GHZ2 sprite layout 78970 19 GHZ3 sprite layout 78983 199 GMZ1 sprite layout 78A4A 181 GMZ2 sprite layout 78AFF 37 GMZ3 sprite layout 78B24 190 SEZ1 sprite layout 78BE2 154 SEZ2 sprite layout 78C7C 19 SEZ3 sprite layout 78C8F 145 CEZ1 sprite layout 78D20 109 CEZ2 sprite layout 78D8D 10 CEZ3 sprite layout 7AF41 9 UGZ lava auto palette 7AF4A 9 SHZ2 rain auto palette 7AF53 9 ALZ water auto palette 7AF5C 9 GMZ wheels & conveyor belts auto palette 7AF65 24 ??? auto palette 7AF7D 6 ??? auto palette 7AF83 28 SEZ/CEZ auto palette 7AF9F 48 CEZ3 lightning auto palette 7AFCF 6 Title card auto palette 7AFD5 6 Intro auto palette 7AFDB 12 Credits stars auto palette 7AFE7 3072 SEZ demo 7BBE7 25 Empty 7EC27 1 Block break sfx 7F06C 5 Unknown sfx (Ring) & RAM pointer 7F12D 5 Drowned music & RAM pointer 7F134 6 Drowned Sonic Y position & fixed camera RAM pointer 7F4E0 1 ALZ splash SFX 7F860 5 Chaos Emerald music & RAM pointer 7F866 5 Unknown music (End Level) & RAM pointer 7F8BA 1 Post spins sfx 7F8C5 1 Post spins 2 sfx 7F8D0 1 Post spins 3 sfx 7F967 5 Post lands sfx & RAM pointer 7F981 31 Continue signpost data | 7F989 Rings RAM pointer & rings needed 7F9A0 34 Extra Life signpost data | 7F9B6 Extra life signpost sfx 7F9C2 49 10 rings signpost data | 7F9D2 10 rings signpost sfx, 7F9E7 Unknown sfx (extra life) 7FA1D 2 End level music 7FFE3 29 Empty
Internal Data for Sonic the Hedgehog 2 (Sega Master System)
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