The world is burning down as you climb up towards the sky on the largest tree ever seen. Climb, fight and think your way through this short, chaotic depiction of the beginning and the end. . OSK is a shorter 2.5D platformer developed by the one-man studio Diax Game in which you climb an enormous tree, up towards the sky as a squirrel escaping the chaotic apocalypse down below. You’ll have to outsmart your enemies, solve puzzles and climb fast all to stay alive as long as possible in this chaotic depiction of the beginning and the end.