Lucius the Eternal is a rare Legendary Creature — Astartes Warrior card from Warhammer 40,000 Commander (40K), collector number 130★. Current market price: — (foil $3.96), TCGplayer market prices via Scryfall.
Haste Armour of Shrieking Souls — When Lucius the Eternal dies, exile it and choose target creature an opponent controls. When that creature leaves the battlefield, return this card from exile to the battlefield under its owner's control.