Rottenmouth Viper (Promo Pack) [Bloomburrow Promos] Snow Artifact Creature One part cunning

One part cunning

Whenever you cast an instant or sorcery spell

Kannah wayfinder

Overload 6U (You may cast this spell for its overload cost

Set: Foreign Black Border Type: Artifact Rarity: Uncommon Cost: {3} Basalt Monolith doesn't untap during your untap step

Rottenmouth Viper (Promo Pack) [Bloomburrow Promos] Snow Artifact Creature One part cunningSet: Bloomburrow Promos Type: Creature Elemental Snake Rarity: Mythic Cost: {5}{B} As an additional cost to cast this spell, you may sacrifice any number of nonland permanents. This spell costs 1 less to cast for each permanent sacrificed this way. Whenever Rottenmouth Viper enters or attacks, put a blight counter on it. Then for each blight counter on it, each opponent loses 4 life unless that player sacrifices a nonland permanent or discards a card.