Thopter Spy Network [Magic Origins Prerelease Promos] AR6 that source's controller gains control

that source's controller gains control of Crag Saurian

Set: Magic 2012 Type: Sorcery Rarity: Uncommon Cost: {2}{B}{B} Search your library for a card

You can only use each effect of "Zuijin of the Ice Barrier" once per turn

{1}{G}: Regenerate Thrun

Set: 2013 Collectors Tins Card type: Xyz/Effect Monster Rarity: Super Rare Attack: 3000 Defense: 2000 2 Level 8 monsters Once per turn: You can detach 1 Xyz Material from this card

Thopter Spy Network [Magic Origins Prerelease Promos] AR6 that source's controller gains controlSet: Magic Origins Prerelease Promos Type: Enchantment Rarity: Rare Cost: {2}{U}{U} At the beginning of your upkeep, if you control an artifact, create a 1 1 colorless Thopter artifact creature token with flying. Whenever one or more artifact creatures you control deal combat damage to a player, draw a card.