Necrogen Mists [Mirrodin]Set: Mirrodin Type: Enchantment Rarity: Rare Cost: {2}{B} At the beginning of each player's upkeep, that player discards a card. Mephidross filled with roars of fury and wails of despair as the leonin fought to keep their memories from being pulled into the mists.

−3: Target creature gets +X/+X or -X/-X until end of turn

they rise to meet their enemies

−1: Return target creature to its owner's hand

You may repeat this process any number of times

Set: Arena League 2000 Type: Sorcery Rarity: Rare Cost: {1}{R}{R} Destroy target artifact or land

When Kozilek

lands tapped for mana produce mana of the chosen color instead of any other color

it deals double that damage instead

Set: Battle for Zendikar Prerelease Promos Type: Creature — Cat Beast Rarity: Rare Cost: {4}{W}{W} Vigilance

{T}: Destroy target black creature

Set: Alpha Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {W} Enchant creature

−2: Create a 4/4 red Dragon creature token with flying