Cinder Barrens [Commander 2017] HGSS11 that have Xyz Material Once

that have Xyz Material Once per turn: You can Special Summon Rank 9 or lower "Number" monsters with 3000 or less ATK that have different Ranks from each other from your Extra Deck

then if the detached material was a "The Phantom Knights"

you can remove from play 1 DARK monster from your Graveyard to Special Summon 1 DARK monster from your Graveyard

that monster gains 600 ATK

Cinder Barrens [Commander 2017] HGSS11 that have Xyz Material OnceSet: Commander 2017 Type: Land Rarity: Uncommon Cinder Barrens enters the battlefield tapped. {T}: Add {B} or {R}. A mudflow swallowed the lowlands years ago. All that remains are a bottomless mire and an endless rain of ash.