Mammoth Umbra [Ultimate Masters] Azra Assassin If a creature dealt damage

If a creature dealt damage this way would die this turn

Set: March of the Machine Tokens Type: Token Creature — Elemental Rarity: Common Vampire

Set: Streets of New Capenna Commander Tokens Type: Token Creature — Elemental Rarity: Common Trample

I cast you down

Whenever Thrakkus the Butcher attacks

Mammoth Umbra [Ultimate Masters] Azra Assassin If a creature dealt damageSet: Ultimate Masters Type: Enchantment Aura Rarity: Common Cost: {4}{W} Enchant creature Enchanted creature gets +3 +3 and has vigilance. Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)