Mana Echoes [Double Masters] Human Barbarian Soldier Set: Judge Gift Cards 2015

Set: Judge Gift Cards 2015 Type: Legendary Creature — Human Artificer Rarity: Mythic Cost: {1}{R}{R} {2}{R}

you may put Nether Shadow into play

you may pay {B}

The same is true for creature spells you control and creature cards you own that aren't on the battlefield

Mana Echoes [Double Masters] Human Barbarian Soldier Set: Judge Gift Cards 2015Set: Double Masters Type: Enchantment Rarity: Mythic Cost: {2}{R}{R} Whenever a creature enters the battlefield, you may add an amount of {C} equal to the number of creatures you control that share a creature type with it. When the ground is saturated with mana, even the lightest footstep can bring it to the surface.