Rex, Cyber-Hound (Extended Art) [Fallout] War of the Spark Prerelease Promos Set: Secret Lair Drop Series

Set: Secret Lair Drop Series Type: Legendary Creature — Human Soldier Rarity: Mythic Cost: {2}{G}{W} {T}: Search your library for a legendary card

Set: The Brothers' War Type: Instant Rarity: Common Cost: {1}{G} Put a +1/+1 counter on target creature you control

Set: Streets of New Capenna Prerelease Promos Type: Legendary Creature — Bird Demon Rarity: Mythic Cost: {1}{G}{W}{U} Flying

Set: Zendikar Rising Prerelease Promos Type: Creature — Beast Rarity: Rare Cost: {R} Trample

Rex, Cyber-Hound (Extended Art) [Fallout] War of the Spark Prerelease Promos Set: Secret Lair Drop SeriesSet: Fallout Type: Legendary Artifact Creature Robot Dog Rarity: Rare Cost: {1}{W}{U} Whenever Rex, Cyber Hound deals combat damage to a player, they mill two cards and you get {E}{E} (two energy counters). Pay {E}{E}: Choose target creature card in a graveyard. Exile it with a brain counter on it. Activate only as a sorcery. Rex has all activated abilities of all cards in exile with brain counters on them.