face down cards mtg MTG's long history with face-down | Ultimate Guard - Magic: The Gathering Magar and facedown card rules

The card is manufactured by Ravensburger and is part of the Shimmering Skies set, with a card number of 150/204

(2023-06-16) If the creature you choose as your Ring-bearer was already your Ring-bearer, that still counts as choosing that creature as your Ring-bearer for the purpose of abilities that trigger "whenever you choose a creature as your Ring-bearer" or abilities that care about which creature was chosen as your Ring-bearer

Later, it can ping an enemy creature, delivering that last point of damage after combat to kill it off

Between lords and cards like Kindred Dominance that care about creature types, you can find plenty of reasons to include this shapeshifter