Raph & Leo, Sibling Rivals is a rare Legendary Creature — Mutant Ninja Turtle card from Teenage Mutant Ninja Turtles (TMT), collector number 249. Current market price: $2.11 (foil $2.61), TCGplayer market prices via Scryfall.
Whenever Raph & Leo attack, if it's the first combat phase of the turn, untap one or two target attacking creatures. After this phase, there is an additional combat phase.