Niv-Mizzet, the Firemind [Champs and States] Legendary Artifact Bands are blocked as a

Bands are blocked as a group

Set: Scourge Type: Enchantment Rarity: Rare Cost: {2}{U} Whenever a creature dies

Set: Alpha Edition Type: Instant Rarity: Uncommon Cost: {B} As an additional cost to cast this spell

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {3}{U}{U} You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost

Set: Beta Edition Type: Sorcery Rarity: Common Cost: {B} Return target creature card from your graveyard to your hand

Niv-Mizzet, the Firemind [Champs and States] Legendary Artifact Bands are blocked as aSet: Champs and States Type: Legendary Creature Dragon Wizard Rarity: Rare Cost: {2}{U}{U}{R}{R} Flying Whenever you draw a card, Niv Mizzet, the Firemind deals 1 damage to any target. {T}: Draw a card.