Gonti's Aether Heart [Aether Revolt Promos]

Set: Aether Revolt Promos Type: Legendary Artifact Mythic Cost: {6} Whenever Gonti's Aether Heart or another artifact enters the battlefield under your control, you get {E}{E} (two energy counters). Pay {E}{E}{E}{E}{E}{E}{E}{E}, Exile Gonti's Aether Heart: Take an extra turn after this one. Despite the magic that sustains Gonti's life, the crime lord is often described as heartless.