In this game, there are custom MS Paint overworlds and the level names (cw2_chapter_1_2a) correspond to the levels on the OW maps.
Level cw2_chapter_1_2a corresponds to 1-2. The lowercase letter at the end corresponds to a different sector within a level.
Here is world 1:1-1: Starting Out Small
1-2: More Moving Terrain *
1-3: Underground First Visit
1-4: Mushroom Jumping
1-5: More Mushroom Jumping *
1-6: Alpha's Castle
1-7: Exercise in the Skies (Secret found first by Crabmaster)
Corpulett from the previous game has returned with an evil new scheme to cause ultamite trouble to this new world!
In the game, Maryo will have to stop him!
The game will be released as packaged chapters.
SIDE NOTE: The W1 map was fine-tuned and upgraded.