<- & -> To move. Up arrow to jump. Side Arrow key + Space= Stab. Stab left/right + Stab left/right= Double spin stab. Down Arrow to Duck. Ducking leaves you immoblie. Stab currently kills the red blocks.
I thought of this on my way to school. More coming soon! +++++++++++++++++++++++++++++++++++++++++++++++++++ Changelog: