yugioh face down card Yu-Gi-Oh! Rulings You Should Know: Face-Down Banished Cards Pojo's Yu-Gi-Oh! Site - Strategies,

Surface swirls and fine scratches under the holo are common

You've got a 3/2 virtually unblockable creature with universal asymmetrical graveyard hate, a la Leyline of the Void, and you can even cash it in for one of the exiled cards free of charge

This is due to the anime which has Chazz using the Armed Dragons in his deck

During either player's turn, when a card or effect is activated that targets this face-up card: You can detach 1 Xyz Material from this card

For example, a Siege card like Invasion of Llorwyn will be exiled and can be cast by the controller without paying its mana cost, even if another player defeated the battle for them