Gix, Yawgmoth Praetor [The Brothers' War Prerelease Promos] Human Soldier (A legendary team-up creature is

(A legendary team-up creature is two or more legendary characters teamed up on the same legendary creature card

Prismari College: Prismari mages see no difference between magic and art

then you can apply the following effect

Set: Sun & Moon: Burning Shadows Type: Psychic Rarity: Secret Rare Retreat cost: Colorless

Gix, Yawgmoth Praetor [The Brothers' War Prerelease Promos] Human Soldier (A legendary team-up creature isSet: The Brothers' War Prerelease Promos Type: Legendary Creature Phyrexian Praetor Rarity: Mythic Cost: {1}{B}{B} Whenever a creature deals combat damage to one of your opponents, its controller may pay 1 life. If they do, they draw a card. {4}{B}{B}{B}, Discard X cards: Exile the top X cards of target opponent's library. You may play land cards and cast spells from among cards exiled this way without paying their mana costs.