Cavern of Souls (0410f) (Borderless) [The Lost Caverns of Ixalan] Battle of Chaos Whenever you play a 'non-attack'

Whenever you play a 'non-attack' action card

If an effect of a Fairy monster you control is activated (except during the Damage Step): You can Special Summon this card from your hand

Spell/Trap effects and other Effect Monsters' effects

When this card you control is destroyed and sent to the Graveyard

You can tribute this card to return 1 "Gladiator Beast" you control to the Deck

Cavern of Souls (0410f) (Borderless) [The Lost Caverns of Ixalan] Battle of Chaos Whenever you play a 'non-attack'Set: The Lost Caverns of Ixalan Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.