Niv-Mizzet, the Firemind [Commander 2017] SWSH125 You can only use this

You can only use this effect of "Stardust Assault Warrior" once per turn

whose Level is lower than target's original Level

•WATER: Select 1 Spell/Trap Card on the dield

Set: Video Game Promotional Cards Card type: Normal Trap Rarity: Super Rare Activate only by Tributing 1 monster when your opponent's monster declares an attack

Set: Breakers of Shadow Card type: Effect Monster Rarity: Rare Attack: 2300 Defense: 2100 If your opponent controls more monsters than you do

Niv-Mizzet, the Firemind [Commander 2017] SWSH125 You can only use thisSet: Commander 2017 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.