Name: Intruder Alarm Cost: 2U CMC: 3 Color: U CID: U Type: Enchantment Rules Text: Creatures don't untap during their controllers' untap steps. Whenever a creature enters, untap all creatures. Set/Rarity: Stronghold rare, Eighth Edition rare, Secret Lair Drop rare, The List rare, Wilds of Eldraine: Enchanting Tales rare, Avatar: The Last Airbender Eternal mythic Set Code: STH-R, 8ED-R, SLD-R, PLST-R, WOT-R, TLE-M Legality: Legal in premodern, Legal in legacy, Legal in gladiator, Legal in oathbreaker, Legal in commander, Banned in historic, Legal in predh, Legal in duel, Legal in brawl, Legal in vintage, Legal in timeless, Legal in modern, Legal in penny Price: $3.83 Foil price: $5.28