Liberating Defeat

Destroy target creature or planeswalker an
opponent controls.
Elsword: "He... Stopped!"
Aisha: "There's black smoke coming out of him!"
Lu: "That would be the demonic energy he was surrounded with. It looks like it's burning away."
Ara: "I can't believe a human could handle that
much demonic energy..."
Rena: "Whoever he is, he's not an ordinary human...
Is that his true form?"