Kaldheim

Icebreaker Kraken | Snow Creature | Kraken | This spell costs {1} less to cast for each snow land you control. When Icebreaker Kraken enters the battlefield, artifacts and creatures target opponent controls don't untap during that player's next untap step. Return three snow lands you control to their owner's hand: Return Icebreaker Kraken to its owner's hand. | Chris Cold

Cyclone Summoner | Creature | Giant Wizard | When Cyclone Summoner enters the battlefield, if you cast it from your hand, return all permanents to their owners' hands except for Giants, Wizards, and lands. | Andrey Kuzinskiy

Surtland Elementalist | Creature | Giant Wizard | As an additional cost to cast this spell, reveal a Giant card from your hand or pay {2}. Whenever Surtland Elementalist attacks, you may cast an instant or sorcery spell from your hand without paying its mana cost. | Nicholas Gregory

Koma, Cosmos Serpent | Legendary Creature | Serpent | This spell can't be countered. At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil. Sacrifice another Serpent: Choose one — • Tap target permanent. Its activated abilities can't be activated this turn. • Koma, Cosmos Serpent gains indestructible until end of turn. | Jesper Ejsing