Aetherflux Reservoir [Kaladesh Prerelease Promos] Gladiator's Assault destroy all creatures blocking or

destroy all creatures blocking or blocked by it

When this card is removed from play

You can only use this effect of "Fire King Avatar Yaksha" once per turn

(Xyz Materials attached to that monster also become Xyz Material on this card

Aetherflux Reservoir [Kaladesh Prerelease Promos] Gladiator's Assault destroy all creatures blocking orSet: Kaladesh Prerelease Promos Type: Artifact Rarity: Rare Cost: {4} Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: Aetherflux Reservoir deals 50 damage to any target. While most power is used for ordinary, everyday tasks, one shouldn't underestimate its potential for the extraordinary.