Niv-Mizzet, Supreme (Extended Art) [March of the Machine: The Aftermath] Siren Pirate Whenever one or more creatures

Whenever one or more creatures deal combat damage to you

Wraiths you control have base power and toughness 9/9 until end of turn

you may cast it until the end of your next turn

Set: Fallout Tokens Type: Token Artifact — Junk Rarity: Common {T}

create a 2/1 colorless Construct artifact creature token with flying named Ballistic Boulder that's tapped and attacking

Niv-Mizzet, Supreme (Extended Art) [March of the Machine: The Aftermath] Siren Pirate Whenever one or more creaturesSet: March of the Machine: The Aftermath Type: Legendary Creature Dragon Avatar Rarity: Rare Cost: {W}{U}{B}{R}{G} Flying, hexproof from monocolored Each instant and sorcery card in your graveyard that's exactly two colors has jump start.