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.
![Klauth, Unrivaled Ancient [The List] | Grognard Games](http://grognardgames.com/cdn/shop/files/6b09f0bd-0dbb-48f1-ac48-4bc967cd0f97.png?v=1761891482)
