Black Sun's Zenith (Extended Art) [Mirrodin Besieged Promos] Island Swamp −11: Destroy up to six

−11: Destroy up to six target nonland permanents

If it would leave the battlefield

Ambidexterity is common among kithkin

Set: Amonkhet Type: Creature — Serpent Rarity: Uncommon Cost: {5}{U}{U} This spell costs {1} less to cast for each instant and sorcery card in your graveyard

Set: Urza's Saga Type: Legendary Land Rarity: Rare {T}: Add {G} for each creature you control

Black Sun's Zenith (Extended Art) [Mirrodin Besieged Promos] Island Swamp −11: Destroy up to sixSet: Mirrodin Besieged Promos Type: Sorcery Rarity: Rare Cost: {X}{B}{B} Put X 1 1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.