Mega Man 2/Tutorials

The following article is a Tutorial for Mega Man 2.

Hacking the Quick Man's Lasers

If you wonder how to hack the Quick Man's Laser. I'll show you a bit of its codes.

1. Laser's Count.

In the memory where the ROM offset is located at x39CEE to x39CFD, you will see the numbers of laser that will be appeared in a room.

 02 mean there are two lasers that will be appeared in the room.
 03 mean there are three lasers that will be appeared in the room.
 0A mean there are ten lasers that will be appeared in the room, etc.

2. Laser's Index.

In the memory where the ROM offset is located at x39CFE to x39D0D, you will see the indexes of laser that will be used in every room.

 00 mean the lasers will be appeared at its first direction, location, and timing.
 01 mean the lasers will be appeared at its second direction, location, and timing.
 0B mean the lasers will be appeared at its twelfth direction, location, and timing, etc.

3. Laser's Direction.

In the memory where the ROM offset is located at x39D0E to x39D41, you will see the directions in every lasers.

 A1 mean laser's direction is from right to left.
 E1 mean laser's direction is from left to right.

4. Laser's Location.

In the memory where the ROM offset is located at x39D42 to x39D75, you will see the Y position where the lasers will be appeared.

5. Laser's End.

In the memory where the ROM offset is located at x39D76 to x39DA9, you will see the X position where the lasers will be stop.

6. Laser's Timing.

In the memory where the ROM offset is located at x39DAA to x39DDD, you will see the offset when the lasers will be appeared.

7. Laser's Sound.

In the memory where the ROM offset is located at x39DF2, you will see the Laser's Sound ID.

 Default: A9 27.
 27 mean the sound ID for the lasers.

ADDITION:

In the memory where the ROM offset is located at x39CA5, that is screen ID where the first lasers will be appeared.

 Default: E9 03.
 03 mean the screen ID where the first lasers will be appeared by laser spawner (enemy ID : 14).

NOTE: This is just beginner way to hack the Quick Man's Lasers.

(Source: Written by Anandastoon)