3 lifes Player 1 z to fire rockets space to fire lasers Player 2
functions, simple messaging, simple events, advanced costume handling, simple sound playing, simple loops, basic math, direction and turning, layers, simple motion, screen bounds, resize actor, actor properties, simple conditionals, advanced math, detect conditions, advanced motion, delays, advanced messaging, simple variables, lists, cloning, visibility, math, color detection, advanced events, simple drawing, conditional loops, touching actor, loop, conditional wait, pen color, pen size, shape drawing, expert math, graphic effects, text handling, input/output,