Murder of Crows [Masters 25] San Diego Comic-Con 2017 You may cast a card

You may cast a card from that sideboard without paying its mana cost

Set: EX: Sandstorm Type: Colorless Rarity: Uncommon Retreat cost: 0

then reselect the targets at random for the spell and the copy

{T}: Create a token that's a copy of a card exiled with Mimic Vat

Set: Friday Night Magic 2005 Type: Enchantment Rarity: Rare Cost: {1}{W} {1}: The next time a red source of your choice would deal damage to you this turn

Murder of Crows [Masters 25] San Diego Comic-Con 2017 You may cast a cardSet: Masters 25 Type: Creature Bird Rarity: Uncommon Cost: {3}{U}{U} Flying Whenever another creature dies, you may draw a card. If you do, discard a card. Even more than carrion, they crave the last words of the dying.