w / s / up / down - move vertically
a / d / left / right - select character
x / space - shoot
So, flashPunk is easy enough that I can make a fully playable mini-game in such little time, I couldn't possibly get bored of it.
In fact, the most difficult thing to do was the very simple AI, because everything else is done within an hour.
Rapid game development made even easier. e: