Corridor Monitor [Throne of Eldraine] SPA Sirviente indisciplinado Whenever a player casts a

Whenever a player casts a spell from a graveyard

You may spend mana as though it were mana of any color to cast creature spells with converted mana cost equal to the chosen number

"Nothing is more sacred than the gift of blood

Merfolk raided the shores untroubled for years

Corridor Monitor [Throne of Eldraine] SPA Sirviente indisciplinado Whenever a player casts aSet: Throne of Eldraine Type: Artifact Creature Construct Rarity: Common Cost: {1}{U} When Corridor Monitor enters the battlefield, untap target artifact or creature you control. Castle Vantress has no locks on its doors, but interlopers rarely make it past the foyer.