Mirri, Weatherlight Duelist [Commander 2017] Unglued if Erg Raiders didn't attack

if Erg Raiders didn't attack this turn

Five rivers encircle Theros

In a rare display of ingenuity

Set: Modern Masters 2017 Type: Legendary Planeswalker — Liliana Mythic Cost: {1}{B}{B} +1: Each player discards a card

Set: Champs and States Type: Creature — Elf Warrior Rare Cost: {2}{G} Other Elf creatures you control get +1/+1

Mirri, Weatherlight Duelist [Commander 2017] Unglued if Erg Raiders didn't attackSet: Commander 2017 Type: Legendary Creature Cat Warrior Mythic 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.