Black Dragon Collapserpent [SHSP-EN096] Common Ritual Monster when it declares an attack:

when it declares an attack: You can change the battle positions of as many monsters your opponent controls as possible

if a face-up "Sky Striker Ace" Link Monster you control is destroyed by battle

the equipped monster permanently loses 500 ATK

Special Summon that target in face-up Attack Position

Black Dragon Collapserpent [SHSP-EN096] Common Ritual Monster when it declares an attack:Set: Shadow Specters Card type: Effect Monster Rarity: Common Attack: 1800 Defense: 1700 Cannot be Normal Summoned Set. Must be Special Summoned (from your hand) by banishing 1 LIGHT monster from your Graveyard, and cannot be Special Summoned by other ways. You can only Special Summon "Black Dragon Collapserpent" once per turn this way. If this card is sent from the field to the Graveyard: You can add 1 "White Dragon Wyverburster" from your Deck to