Slinn Voda, the Rising Deep is a uncommon Legendary Creature — Leviathan card from Dominaria (DOM), collector number 66. Current market price: $0.32 (foil $4.86), TCGplayer market prices via Scryfall.
Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) When Slinn Voda enters, if it was kicked, return all creatures to their owners' hands except for Merfolk, Krakens, Leviathans, Octopuses, and Serpents.