Rottenmouth Viper (Promo Pack) [Bloomburrow Promos] Fallout which tells the player

which tells the player

Mana Crypt deals 3 damage to you

Set: Innistrad: Double Feature Type: Sorcery Rarity: Rare Cost: {1}{R}{W} Put two +1/+1 counters on target creature

and awoke to find it had followed him from the dream into reality

Set: Dominaria United Type: Legendary Creature — Human Knight Rarity: Rare Cost: {4}{W} First strike

Rottenmouth Viper (Promo Pack) [Bloomburrow Promos] Fallout which tells the playerSet: 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.