ɥsıɟ ɥʇıʍ dɐls o⊥

"To slap with fish" is a deadly move used by ninjas. It can also be used by doom knights and Barney. It was most recently the weapon of choice in the cheesemeisters' war, in which a deluded psychopath — the sole participant of the war — waged a fearsome battle with his imaginary friend.