I'd have to go with mountains, nothing can beat them
well now this is debatable, Zombie Ninjas are by default an oxymoron for two reasons:1 Zombies are usual slow, and relatively easy to kill; and 2: ninja's don't make a sound, they just kill their targets and be done with it, unlike zombies which usually give off a pretty audible moan and are relatively slow, but through, in killing their prey; but still, an undead ninja, cool
I'd finger paint; there's nothing like starting paint wars in kindergarten, good times, good times.
Ryu Hayabusa(Ninja Gaiden) or King Leonidas(300)?