Ghyrson Starn, Kelermorph (Surge Foil) [Warhammer 40,000] Lx2 it deals double that damage

it deals double that damage to that player or permanent instead

and March of the Machine

but I believe a more mundane power source might suffice

destroy Phantasmaclasm and close the combat chain

If you control 2 or more Draconic chain links

Ghyrson Starn, Kelermorph (Surge Foil) [Warhammer 40,000] Lx2 it deals double that damageSet: Warhammer 40,000 Type: Legendary Creature Tyranid Human Rarity: Rare Cost: {1}{U}{R} Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Three Autostubs Whenever another source you control deals exactly 1 damage to a permanent or player, Ghyrson Starn, Kelermorph deals 2 damage to that permanent or player.