Call of the Haunted [LART-EN009] Ultra Rare Null except "Sky Striker Mobilize -

except "Sky Striker Mobilize - Engage

if you have 3 or more Spells in your GY

using monsters from your Deck as Fusion Material

Set: Legacy of Darkness Card type: Effect Monster Rarity: Ultra Rare Attack: 2900 Defense: 2500 When there is a monster on your opponent''s side of the field after the first attack of your Battle Phase

When that monster is destroyed

Call of the Haunted [LART-EN009] Ultra Rare Null except "Sky Striker Mobilize -Set: The Lost Art Promotion Card type: Continuous Trap Rarity: Ultra Rare Activate this card by targeting 1 monster in your GY; Special Summon that target in Attack Position. When this card leaves the field, destroy that monster. When that monster is destroyed, destroy this card.