From Data Crystal

 Super Mario Land 2

Super Mario Land 2
Internal Name	MARIOLAND2
Region Code	U.S.A. & Europe
Type	Grayscale Spiel
SGB Support	No
Cartridge Type	ROM + MBC1 + RAM + Battery
License Code	01 (NINTENDO)
ROM Size	4 Mbit
ROM Checksum	0xFAEE
SRAM Size	64 Kbit
Header Checksum	0x11
ROM map | RAM map | Text table | Notes | Tutorials

Contents 1 Utilities 2 Hacks 3 Miscellaneous 4 Known Dumps 5 External Links

Utilities

There are two tools:

 * MooJelly - Primary editor, most functionality.
 * MarCas - now outdated, no longer getting updated.

MooJelly features:

 * edit levels 
   - sprites & power ups
   - screen borders
   - blocks & hidden blocks
   - warps/links (bosses, disjointed tubes)
 * edits tile-maps (like main map, start screen, bonus levels, etc.)
 * edits credits.
 * colorizes to show hidden blocks and more.
 * edits blocks. 
 * displays *Super Mario land 3* levels.
 * displays paths on maps (over-world, sub-maps)
 * displays special points in levels (warps, bosses, etc) 

MarCas features:

 * edits levels
   - blocks
 * Block editing
 * Header editing

Hacks

There are no hacks so far.

Miscellaneous

Known Dumps

• Super Mario Land 2 - 6tsu no Kinka (J) (V1.0)
• Super Mario Land 2 - 6tsu no Kinka (J) (V1.2)
• Super Mario Land 2 - 6 Golden Coins (UE) (V1.0) [!]
• Super Mario Land 2 - 6 Golden Coins (UE) (V1.1) [!]
• Super Mario Land 2 - 6 Golden Coins (UE) (V1.2) [!]

External Links

Raccoon Sam's notes