Rank/4 ATK/2600 DEF/550
2 Level 4 "tellarknight" monsters
All face-up monsters on the field become DARK. You can detach 1 Xyz Material from this card, then discard 1 card; Special Summon from yourExtra Deck, 1 LIGHT "tellarknight" Xyz Monster, by using this face-up card you control as the Xyz Material, also you cannot Xyz Summon for the rest of this turn. (This is treated as an Xyz Summon. Xyz Materialsattached to this card also become Xyz Materials on the Summonedmonster.) Once per Chain, this effect can be activated during either player's turn, if you have 7 or more "tellarknight" monsters with different names in your Graveyard.