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 oathbreaker, Legal in duel, Legal in modern, Legal in timeless, Legal in predh, Legal in commander, Legal in penny, Legal in premodern, Legal in gladiator, Legal in legacy, Banned in historic, Legal in brawl, Legal in vintage Price: $3.07 Foil price: $4.15