Callidus Assassin (Surge Foil) [Warhammer 40,000] Instant Activate only during the declare

Activate only during the declare attackers step and only if you've been attacked this step

"As Horus once besieged the Sol System

Set: Game Night: Free-for-All Type: Legendary Creature — Elf Warrior Rarity: Mythic Cost: {2}{G}{G} Whenever Imaryll

Then put the revealed cards on the bottom of your planar deck in any order

Callidus Assassin (Surge Foil) [Warhammer 40,000] Instant Activate only during the declareSet: Warhammer 40,000 Type: Creature Human Shapeshifter Assassin Rarity: Rare Cost: {4}{U}{B} Flash Polymorphine You may have Callidus Assassin enter the battlefield tapped as a copy of any creature on the battlefield, except it has When this creature enters the battlefield, destroy up to one other target creature with the same name as this creature.