Cavern of Souls (Promo Pack) [The Lost Caverns of Ixalan Promos] Adepta Sororitas Retributor Squad they become poison counters

they become poison counters

beset upon all sides by heretic warlords

and Spider - no assembly required - along with four MechWarrior pilot cards and four Alpha Strike cards

Gretchin mobs make up for their shocking lack of quality with sheer quantity

Cavern of Souls (Promo Pack) [The Lost Caverns of Ixalan Promos] Adepta Sororitas Retributor Squad they become poison countersSet: The Lost Caverns of Ixalan Promos 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.