Niv-Mizzet, Visionary (Borderless) [Foundations] Squirrel Beast When you cast a creature

When you cast a creature spell

Whenever you roll {CHAOS}

Set: Dungeons & Dragons: Adventures in the Forgotten Realms Promos Type: Legendary Planeswalker — Bahamut Rarity: Mythic Cost: {2}{W}{W} As long as Grand Master of Flowers has seven or more loyalty counters on him

Set: Collectors' Edition Type: Instant Rarity: Common Cost: {1}{R} Destroy target artifact

and subtype it has

Niv-Mizzet, Visionary (Borderless) [Foundations] Squirrel Beast When you cast a creatureSet: Foundations Type: Legendary Creature Dragon Wizard Rarity: Mythic Cost: {4}{U}{R} Flying You have no maximum hand size. Whenever a source you control deals noncombat damage to an opponent, you draw that many cards. Those who interrupt the great scientist often find themselves testing the safety limits of his arcane inventions.