Venus, Torn Between Worlds is a uncommon Legendary Creature — Mutant Frog Turtle card from Teenage Mutant Ninja Turtles (TMT), collector number 136. Current market price: $0.26 (foil $0.30), TCGplayer market prices via Scryfall.
Whenever Venus is dealt damage, put that many +1/+1 counters on her. (She must survive the damage to get the counters.) Whenever a creature you control with a counter on it deals combat damage to a player, you may pay {U}. If you do, draw a card.