Classics: games like Q*Bert

Sometimes, classic arcade games of the golden age of coin-ops are really weird. Q*Bert (yes, with an asterisc, and I still don't know how to pronounce it) is a strange creature that jumps up and down a pyramid made of cubes in order to avoid being caught by even stranger enemies. Really weird.

Some of the most popular abandoned "Q*Bert clones" games: