Summon: Stun an enemy unit.
Renown: Play a Snowfort.
Card sounds may differ from in-game as they get updated.
Summon - Does something when played
Stun - Exhaust a unit. It can't attack or block next turn.
Pledge - On your first turn, a card with Pledge can be played as a Sigil.
Renown - Does something the first time you play a spell or weapon directly on it.