Altar of Dementia (Retro Schematic) [The Brothers' War Retro Artifacts] Grass [x2] This effect can be used

This effect can be used only once during the current Duel

Set: Jumpstart 2022 Type: Enchantment Rarity: Rare Cost: {2}{U} Whenever an opponent casts a spell

Two cards of any rarity are Traditional Foil

Set: Judge Gift Cards 2023 Type: Artifact — Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2/+2 and has protection from red and from white

Altar of Dementia (Retro Schematic) [The Brothers' War Retro Artifacts] Grass [x2] This effect can be usedSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Mythic Cost: {2} Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power. My dreams have brought more visions from our master: an altar, exquisite and perfect. We must build it at once. Writings of Artonac, priest of Gix