Mirri, Weatherlight Duelist [Commander Masters] March of the Machine Commander Set: 30th Anniversary Promos Type:

Set: 30th Anniversary Promos Type: Artifact Rarity: Rare Cost: {2} {T}: Add one mana of any color in your commander's color identity

Whenever Elder Brain attacks a player

Set: Secret Lair Drop Series Type: Legendary Enchantment Creature — God Rarity: Mythic Cost: {1}{B}{G} Indestructible

Of course they do

the Devastator deals combat damage to a player

Mirri, Weatherlight Duelist [Commander Masters] March of the Machine Commander Set: 30th Anniversary Promos Type:Set: Commander Masters Type: Legendary Creature Cat Warrior Rarity: Rare Cost: {1}{G}{W} First strike Whenever Mirri, Weatherlight Duelist attacks, each opponent can't block with more than one creature this combat. As long as Mirri, Weatherlight Duelist is tapped, no more than one creature can attack you each combat.