Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Intruder Alarm

2U · Enchantment

Creatures don't untap during their controllers' untap steps. Whenever a creature enters the battlefield, untap all creatures.

Similar cards

Color identity:
NameManaTypeText
Pore Over the Pages 3UUSorcery Draw three cards, untap up to two lands, then discard a card.
Siege Striker 2WCreature — Human Soldier Double strike (This creature deals both first-strike and regular combat damage.) Whenever Siege Striker attacks, you may tap any number of untapped creatures you control. Siege Striker gets +1/+1 until end of turn for each creature tapped this way. 1/1
Adaptive Gemguard 3WArtifact Creature — Gnome Tap two untapped artifacts and/or creatures you control: Put a +1/+1 counter on Adaptive Gemguard. Activate only as a sorcery. 3/3
Soldevi Excavations Land If Soldevi Excavations would enter the battlefield, sacrifice an untapped Island instead. If you do, put Soldevi Excavations onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add {C}{U}. {1}, {T}: Scry 1.
Motivated Pony 4GCreature — Horse Trample, haste Whenever Motivated Pony attacks, attacking creatures get +1/+1 until end of turn. If a Food entered the battlefield under your control this turn, untap those creatures and they get an additional +2/+2 until end of turn. 3/3
Ben-Ben, Akki Hermit 2RRLegendary Creature — Goblin Shaman {T}: Ben-Ben, Akki Hermit deals damage to target attacking creature equal to the number of untapped Mountains you control. 1/1
Portent Tracker 1GCreature — Satyr Scout {T}: Untap target land. {T}: Choose target battle. If an opponent protects it, remove a defense counter from it. Otherwise, put a defense counter on it. Activate only as a sorcery. 1/1
Unyaro Plane — Zhalfir At the beginning of your end step, if you planeswalked to Unyaro this turn, untap all creatures. They phase out until a player planeswalks. (Treat them and anything attached to them as though they didn't exist.) Whenever chaos ensues, create two 2/2 white and blue Knight creature tokens with vigilance.
Siren of the Silent Song 1UBCreature — Zombie Siren Flying Inspired — Whenever Siren of the Silent Song becomes untapped, each opponent discards a card, then each opponent mills a card. 2/1
Saradoc, Master of Buckland 3WLegendary Creature — Halfling Citizen Whenever Saradoc, Master of Buckland or another nontoken creature with power 2 or less enters the battlefield under your control, create a 1/1 white Halfling creature token. Tap two other untapped Halflings you control: Saradoc gets +2/+0 and gains lifelink until end of turn. 2/4
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