Meet and Greet "Sisay" is a rare Legendary Creature — Elf Performer card from Unfinity (UNF), collector number 264. Current market price: $0.22 (foil $0.18), TCGplayer market prices via Scryfall.
Whenever you cast a spell, choose one — • Flavor — Meet and Greet "Sisay" gets +1/+1 until end of turn for each line of flavor text that spell has. • History — Create a Treasure token if that spell doesn't share an expansion symbol with a permanent you control or a card in your graveyard.