Sosuke's Summons is a uncommon Sorcery card from Betrayers of Kamigawa (BOK), collector number 145. Current market price: $1.72 (foil $8.12), TCGplayer market prices via Scryfall.
Create two 1/1 green Snake creature tokens. Whenever a nontoken Snake you control enters, you may return this card from your graveyard to your hand.