fight the airship boss. And no losing!
delays, simple loops, advanced motion, cloning, basic math, variables, functions, simple sound playing, simple variables, visibility, simple events, advanced costume handling, layers, simple conditionals, direction and turning, screen bounds, miscellaneous, input/output, detect conditions, advanced events, simple motion, advanced loops, music and instruments, simple messaging, graphic effects, resize actor, expert math, text handling, string handling, advanced math, program control, conditional loops,