Finale of Devastation [Commander Masters] Alchemy Roar of the World is

Roar of the World is in the command zone or on the battlefield

or all players losing

If Falling Star doesn't turn completely over at least once during the flip

Set: Zendikar Expeditions Type: Land — Swamp Mountain Rarity: Mythic ({T}: Add {B} or {R}

(Whenever a creature attacks alone

Finale of Devastation [Commander Masters] Alchemy Roar of the World isSet: Commander Masters Type: Sorcery Rarity: Mythic Cost: {X}{G}{G} Some spells sing a quiet tune. Others roar. Search your library and or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X +X and gain haste until end of turn.