Kiki-Jiki, Mirror Breaker is a mythic Legendary Creature — Goblin Shaman card from Iconic Masters (IMA), collector number 136. Current market price: $17.47 (foil $23.40), 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.