Kiki-Jiki, Mirror Breaker is a mythic Legendary Creature — Goblin Shaman card from Modern Masters (MMA), collector number 120. Current market price: $15.82 (foil $71.95), TCGplayer market prices via Scryfall.
Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.