A top-down arcade shooter game
simple events, functions, platformer basics, actor properties, simple messaging, simple loops, basic math, platformer automations, advanced physics, platformer controls, simple variables, advanced costume handling, simple conditionals, miscellaneous, delays, graphic effects, advanced messaging, simple sound playing, expert physics, level design, text handling, visibility, advanced events, detect conditions, input/output, simple motion, direction and turning, advanced motion,