True Polymorph [Dungeons & Dragons: Adventures in the Forgotten Realms Prerelease Promos] Nightmare Snake Set: Phyrexia: All Will Be

Set: Phyrexia: All Will Be One Prerelease Promos Type: Artifact Rarity: Rare Cost: {2}{R} At the beginning of combat on your turn

Set: Dynasty Finish: Rainbow Foil Type: Hero Subtype: Young Rarity: Majestic Class: Guardian Life: 22 Intellect: 4 Once per Turn Instant -- {r}{r}{r}: The next time another target hero would be dealt damage this turn

Set: Promo Finish: Rainbow Foil Type: Action Subtype: Attack Rarity: Promo Class: Mystic Cost: 3 Power: 5 If you've transcended this turn

Set: Kaladesh Prerelease Promos Type: Legendary Creature — Human Artificer Rarity: Rare Cost: {G} {2}{G}

True Polymorph [Dungeons & Dragons: Adventures in the Forgotten Realms Prerelease Promos] Nightmare Snake Set: Phyrexia: All Will BeSet: Dungeons & Dragons: Adventures in the Forgotten Realms Prerelease Promos Type: Instant Rarity: Rare Cost: {4}{U}{U} Target artifact or creature becomes a copy of another target artifact or creature. Maybe a little too convincing