Many cards have abilities that can be gained or removed during the game, but there are some characteristics that all cards possess, depending on their card type. Effects that remove or modify abilities will not remove or modify these characteristics, unless specifically mentioned in the effect.
Minions occupy a single location by default. Minions can also hold carriable artifacts by default. Minions have the following characteristics: Card name Rarity Power, which may be a single number (including zero) or two numbers (split power, one for attack power and one for defense power) Cost, which may be zero Elemental threshold, which may be none Subtype, which may be none or multiple
Avatars occupy a single location by default. Avatars can also hold carriable artifacts by default. Unless an effect specifically mentions the word 'Avatar,' Avatars by default cannot be banished, destroyed, sacrificed, disabled, silenced, or leave the realm. Avatars may only enter surface locations. Avatars have the following characteristics: Card name Power, which is a single number (including zero) Current and max life Spellcaster ability
Artifacts occupy a single location by default. Artifacts have the following characteristics: Card name Rarity Cost, which may be zero Elemental threshold, which may be none Subtype, which may be none or multiple
Auras occupy four locations in a 2x2 area on the surface or in the void by default. Auras have the following characteristics: Card name Rarity Cost, which may be zero Elemental threshold, which may be none Subtype, which may be none or multiple
Magics do not enter the realm by default, and go to the cemetery after being resolved. Magics have the following characteristics: Card name Rarity Cost, which may be zero Elemental threshold, which may be none
Sites occupy two locations by default, surface and subsurface. Sites have the following characteristics: Card name Rarity Cost, which defaults to zero Elemental affinity, which may be none Provides 1 mana