Sphere of Resistance [Kaladesh Inventions] Saviors of Kamigawa you may begin the game

you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it

Set: Modern Masters Type: Legendary Creature — Dragon Spirit Rarity: Mythic Cost: {4}{B}{B} Flying

where X is its power

Activate this ability only any time you could cast a sorcery

Sphere of Resistance [Kaladesh Inventions] Saviors of Kamigawa you may begin the gameSet: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {2} Spells cost {1} more to cast. "At the outset, we weren't aware of Chief Baral's motives for the project. It's now apparent that he intends to use the device to hamper the 'mages' among the ranks of the renegades." Consulate engineer's log