Reidane, God of the Worthy // Valkmira, Protector’s Shield [Kaldheim Prerelease Promos]

Flying, vigilance
Snow lands your opponents control enter the battlefield tapped.
Noncreature spells your opponents cast with converted mana cost 4 or greater cost {2} more to cast.

If a source an opponent controls would deal damage to you or a permanent you control, prevent 1 of that damage.Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}.