Mystic Snake [Commander 2015] Starter 2000 Phyrexia had tried to take

Phyrexia had tried to take Urza's soul

If a graveyard has twenty or more cards in it

Set: Aether Revolt Prerelease Promos Type: Artifact Creature — Construct Rarity: Rare Cost: {3} Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield

Set: Commander 2017 Type: Basic Land — Swamp Rarity: Common ({T}: Add {B}

but not his fierce loyalty to Efrava

Mystic Snake [Commander 2015] Starter 2000 Phyrexia had tried to takeSet: Commander 2015 Type: Creature Snake Rarity: Rare Cost: {1}{G}{U}{U} Flash When Mystic Snake enters the battlefield, counter target spell. Its fangs are in your flesh before its hiss leaves your ears.