Stellarknight Constellar Diamond

Yu-Gi-Oh Card: Stellarknight Constellar Diamond
Available from these partners:
Stellarknight Constellar Diamond
Type:Xyz/Effect Monster
Text:3 or more Level 5 LIGHT monsters
During your Main Phase 2, you can also Xyz Summon this card by using a "tellarknight" Xyz Monster you control as the Xyz Material, except "Stellarknight Constellar Diamond". (Xyz Materials attached to that monster also become Xyz Materials on this card.) While this card has Xyz Material, neither player can send cards from the Deck to the Graveyard, and any card that returns from the Graveyard to the hand is banished instead. During either player's turn, when an opponent's DARK monster activates its effect: You can detach 1 Xyz Material from this card; negate that activation, and if you do, destroy it.
Printings: 2015 Mega-Tin Mega Pack (MP15-EN224)
Secrets of Eternity (SECE-EN051)