One has been cornered by the Algebra blocks and must throw rocks at them as defense, how long will you survive? Index Red One - Standard Enemy Blue Two - Falls from the sky Yellow Three - Does a divebomb Magenta Four - Has Two hit points and charges at you. Green Five - Comes out of nowhere! Orange Six - Comes out of nowhere with a divebomb. Cyan Seven - Three Hit points?! Brown Eight - Does what every the heck it wants. Navy Nine - Moves very slowly has 9 hit points.