Blood Moon (Toppers) [Double Masters] BT8-116_PR Set: Eighth Edition Box Topper

Set: Eighth Edition Box Topper Type: Instant Rarity: Rare Cost: {U} Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another

then you can Special Summon that monster from your Extra Deck

If two cards that share a color were milled this way

Sacrifice a creature: Target creature gets -1/-1 until end of turn

Blood Moon (Toppers) [Double Masters] BT8-116_PR Set: Eighth Edition Box TopperSet: Double Masters Type: Enchantment Rarity: Rare Cost: {2}{R} Nonbasic lands are Mountains. Bathed in deep crimson, the land that once gave comfort and shelter now yielded nothing but hostility.