From GameBrew - a wiki dedicated to Video Game Homebrew.
Epic Caveman is a DS homebrew platform game where you have to help caveman survive without hitting obstacles.
It was submitted to the Neo Coding Compo 2010.
Help a hungry caveman to satisfy his hunger while he runs and you make him jump over obstacles, but you will have to be quick because you only have a mere 60 seconds so that he may find nourishment in the form of a delectable steak.
A - Jump
Tested and works on R4 and GBAMP, Desmume.
Does not run on No$Gba.