How to Play WASD: Move Space: Jump Collect as many gold diamonds as you can while evading your ghostly adversary! Move against a wall in midair to wall-run. You have two extra mid-air jumps, but jumping while wall-running doesn't cost an extra jump. Flee the Reaper started out as a short game jam-like project for a prototyping class. I've given it a touch of polish so it can stand on its own a little more.