御影志士 (Mikage Shishi/Granite Loyalist)
EARTH/Rock
Xyz/Effect
Rank 4
2300/1800
2 Level 4 Monsters
You can only use the effect of this card’s name once per turn.
(1) You can detach 1 Material from this card, then activate one of the following effects;
•Add 1 Rock Monster from your Deck to your hand.
•Special Summon 1 Rock Monster from your hand in face-down Defense Position.

NOTE: The name is a pun, as usual. It’s an image (御影 gyouei) of an imperial loyalist (志士 shishi), made out of granite (御影石 mikageishi).
Source.