Mizzium Mortars [Modern Masters 2017] Goblin Artificer each player returns all cards

each player returns all cards named Myr Servitor from their graveyard to the battlefield

they leave one plant of each type untouched

I always say

if at least one other Wall creature is blocking that creature and no non-Wall creatures are blocking that creature

Set: Darksteel Type: Creature — Elf Shaman Rarity: Common Cost: {G} {1}

Mizzium Mortars [Modern Masters 2017] Goblin Artificer each player returns all cardsSet: Modern Masters 2017 Type: Sorcery Rarity: Rare Cost: {1}{R} Mizzium Mortars deals 4 damage to target creature you don't control. Overload {3}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")