Mass Diminish [C19 - 10]

Until your next turn, creatures target player controls have base power and toughness 1/1.
Flashback 3U (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Rarity: Rare

#: 10

Card Type: Sorcery, Sorcery

Card Color: U

Casting Cost: {1}{U}