Oxigen: find the exit before the sprout suffocates.
Nutrients: eat bugs and rats to stay strong.
Choose your own difficulty: you can make tiny and simple mazes or enormous and harder.
This game was made for Ludum Dare #34 in 48 hs
Ludum Dare Entry: http://ludumdare.com/compo/ludum-dare-34/?action=preview&uid=52065
Decent concept, and pretty good for a 48 hour game jam. Needs work before it's ready for publication, though; awkward, picky controls make just moving around more difficult than the actual game play.