Jedit Ojanen, Mercenary is a mythic Legendary Creature — Cat Mercenary card from Dominaria United Commander (DMC), collector number 34. Current market price: $0.43 (foil $0.58), TCGplayer market prices via Scryfall.
Whenever Jedit Ojanen or another legendary creature you control enters, you may pay {G}. If you do, create a 2/2 green Cat Warrior creature token with forestwalk. (It can't be blocked as long as defending player controls a Forest.)