Diffusion Sliver [Magic 2015] The List Cunning Type: Sorcery Rarity: Common

Cunning Type: Sorcery Rarity: Common Cost: {B} As an additional cost to cast this spell

Set: Commander 2013 Type: Land Rarity: Common Azorius Chancery enters the battlefield tapped

Dragons Type: Enchantment Rarity: Uncommon Cost: {2}{R} {R}: Target creature gets +1/+0 until end of turn

Set: Rise of the Eldrazi Type: Creature — Surrakar Rarity: Rare Cost: {1}{U}{U} Whenever you cast an instant or sorcery spell

"It's rarely worth questioning where the mana comes from

Diffusion Sliver [Magic 2015] The List Cunning Type: Sorcery Rarity: CommonSet: Magic 2015 Type: Creature Sliver Rarity: Uncommon Cost: {1}{U} Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}. "The hive shimmered, and its walls seemed a living mirror." Hastric, Thunian scout