Paradox Engine (43) [Kaladesh Inventions] Foiling:Foil Set: Legends Type: World Enchantment

Set: Legends Type: World Enchantment Rarity: rare Cost: {U} Players play with the top card of their libraries revealed

Set: Mirrodin Besieged Type: Land Rarity: rare {T}: Add {C}

Set: Planeshift Type: Legendary Creature — Phyrexian Human Wizard Rarity: rare Cost: {2}{W}{U}{B} {U}

Planeswalkers you control of the chosen type have hexproof

where X is the total mana value of Dragons you control

Paradox Engine (43) [Kaladesh Inventions] Foiling:Foil Set: Legends Type: World EnchantmentSet: Kaladesh Inventions Type: Legendary Artifact Rarity: special Cost: {5} Whenever you cast a spell, untap all nonland permanents you control.