Furnace of Rath [Duels of the Planeswalkers] Karn Set: Kaladesh Inventions Type: Artifact

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {5} As Gauntlet of Power enters the battlefield

and you may cast the copy without paying its mana cost

Tribal rivalries and petty disputes were laid aside at Eladamri's summons

you may have Johan gain "Johan can't attack" until end of combat

Furnace of Rath [Duels of the Planeswalkers] Karn Set: Kaladesh Inventions Type: ArtifactSet: Duels of the Planeswalkers Type: Enchantment Rarity: Rare Cost: {1}{R}{R}{R} If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead. The furnace awaits the next master who would stoke the fires of apocalypse.