Mystic Skull // Mystic Monstrosity [Innistrad: Double Feature] Phyrexian Human Assassin Set: Sun & Moon: Unified

Set: Sun & Moon: Unified Minds Type: Fire Rarity: Secret Rare Retreat cost: Colorless

Set: World Championships 2007 Type: Psychic Rarity: Common

Set: XY: Primal Clash Type: Fairy Rarity: Common Retreat cost: Colorless

where X is that creature's power

Mystic Skull // Mystic Monstrosity [Innistrad: Double Feature] Phyrexian Human Assassin Set: Sun & Moon: UnifiedSet: Innistrad: Double Feature Type: Artifact Artifact Creature Construct Rarity: Uncommon Cost: {2} {1}, {T}: Add one mana of any color. {5}, {T}: Transform Mystic Skull. It waited on the barn wall for decades, forgotten, looking for the perfect opportunity. Reverse Type: Artifact Creature Construct Lands you control have "{T}: Add one mana of any color." Under the light of an unnatural moon, it walked out on legs of straw with joints of hinges