Summon: Sacrifice a unit.
Ultimate: Pay 6 to steal an enemy unit with less Health than Mazag.
Card sounds may differ from in-game as they get updated.
Flying - Flying units can only be blocked by other flying units, but can block ground units normally. They can also be directly attacked by Killer units and Relic Weapons.
Summon - Does something when played
Ultimate - Can only be used once.
Steal - Taking an enemy card is stealing. Stealing a card removes its influence requirements.