DS_Craft-2D, made by ray and CoolAs, is a new homebrew inspired by the popular PC title Minecraft. The game is a work in progress, but a playable demo is available to try out.
QUOTE: Release Notes 10/20/11What is included:
•Day/Night circle WIP
•Add/Remove Blocks
•Block-Chooser
•Collision WIP
•Gravity
•Moving Camera
•a 48x48 World
Controls:•Left/Right = Running to left/right
•Up = Jumping
•L/START (For people with broken shoulder Buttons) = Choose Block
•R/SELECT (For people with broken shoulder Buttons) = Remove Block