Protean Hulk [Masters 25] XY62 the Wall of Opposition is

the Wall of Opposition is but an illusion

then add one mana of any color

Set: Modern Masters Type: Artifact — Equipment Rarity: Uncommon Cost: {0} Equipped creature has "{T}: Add one mana of any color

Set: Commander's Arsenal Type: Enchantment Rarity: Rare Cost: {1}{G} At the beginning of your draw step

Set: EX: Legend Maker Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Protean Hulk [Masters 25] XY62 the Wall of Opposition isSet: Masters 25 Type: Creature Beast Rarity: Rare Cost: {5}{G}{G} When Protean Hulk dies, search your library for any number of creature cards with total converted mana cost 6 or less and put them onto the battlefield. Then shuffle your library. "Meat *and* eggs. We eat!" Borborygmos