Klauth, Unrivaled Ancient [The List] Plains Swamp At the beginning of combat

At the beginning of combat on your turn

Set: Dominaria United Prerelease Promos Type: Enchantment Rarity: Mythic Cost: {3}{U} Whenever you cast a spell that targets only a single artifact or creature you control

{T}: Scry 1

then put a +1/+1 counter on Grimgrin

Klauth, Unrivaled Ancient [The List] Plains Swamp At the beginning of combatSet: The List Type: Legendary Creature Dragon Rarity: Mythic Cost: {5}{R}{G} Flying, haste Whenever Klauth, Unrivaled Ancient attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end.