Kaldheim

Alrund, God of the Cosmos | Legendary Creature | God | Alrund gets +1/+1 for each card in your hand and each foretold card you own in exile. At the beginning of your end step, choose a card type, then reveal the top two cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order. | Kieran Yanner

Frostpyre Arcanist | Creature | Giant Wizard | This spell costs {1} less to cast if you control a Giant or a Wizard. When Frostpyre Arcanist enters the battlefield, search your library for an instant or sorcery card with the same name as a card in your graveyard, reveal it, put it into your hand, then shuffle. | Sam Rowan

Berg Strider | Snow Creature | Giant Wizard | When Berg Strider enters the battlefield, tap target artifact or creature an opponent controls. If {S} was spent to cast this spell, that permanent doesn't untap during its controller's next untap step. ({S} is mana from a snow source.) | Filip Burburan

Narfi, Betrayer King | Legendary Snow Creature | Zombie Wizard | Other snow and Zombie creatures you control get +1/+1. {S}{S}{S}: Return Narfi, Betrayer King from your graveyard to the battlefield tapped. ({S} can be paid with one mana from a snow source.) | Daarken

Moritte of the Frost | Legendary Snow Creature | Shapeshifter | Changeling (This card is every creature type.) You may have Moritte of the Frost enter the battlefield as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling. | Eric Deschamps