Abstract Theme
I wasn't sure what to use for this and I think that's the point. Puzzle titles like Tetris, Pong, Breakout, and the like are very hard to define in terms of a Theme based on the choices available.
An Abstract Theme might be the best case in these situations.
3
votes
AnimeCwboy
shared this idea
Good input! We’ll take a look if this is a good fit, thanks!