_____-o-saurus is a common Creature — Alien Dinosaur card from Unfinity (UNF), collector number 148. Current market price: $0.08 (foil $0.25), TCGplayer market prices via Scryfall.
Trample When this creature enters, you may put a name sticker on it. Put a +1/+1 counter on it for each unique vowel on that sticker. (The vowels are A, E, I, O, U, and Y.)