Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Code of Constraint

2U · Instant

Target creature gets -4/-0 until end of turn. Draw a card. Addendum — If you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step.

Similar cards

Color identity:
NameManaTypeText
Leyline Dowser 2Artifact {1}, {T}: Mill a card. You may put an instant or sorcery card milled this way into your hand. Tap an untapped legendary creature you control: Untap Leyline Dowser.
Rona, Herald of Invasion 1ULegendary Creature — Human Wizard Whenever you cast a legendary spell, untap Rona, Herald of Invasion. {T}: Draw a card, then discard a card. {5}{B/P}: Transform Rona. Activate only as a sorcery. ({B/P} can be paid with either {B} or 2 life.) 1/3
Nightmare's Thirst BInstant You gain 1 life. Target creature gets -X/-X until end of turn, where X is the amount of life you gained this turn.
Night Clubber 1BBCreature — Human Warrior When Night Clubber enters the battlefield, creatures your opponents control get -1/-1 until end of turn. Blitz {2}{B} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.) 2/2
Death Frenzy 3BGSorcery All creatures get -2/-2 until end of turn. Whenever a creature dies this turn, you gain 1 life.
Spring Splasher 1UCreature — Frog Beast Whenever Spring Splasher attacks, target creature defending player controls gets -3/-0 until end of turn. 2/1
Tawnos's Coffin 4Artifact You may choose not to untap Tawnos's Coffin during your untap step. {3}, {T}: Exile target creature and all Auras attached to it. Note the number and kind of counters that were on that creature. When Tawnos's Coffin leaves the battlefield or becomes untapped, return that exiled card to the battlefield under its owner's control tapped with the noted number and kind of counters on it. If you do, return the other exiled cards to the battlefield under their owner's control attached to that permanent.
Coral Trickster 1UCreature — Merfolk Rogue Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Coral Trickster is turned face up, you may tap or untap target permanent. 2/1
Knight of Valor 2WCreature — Human Knight Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) {1}{W}: Each creature without flanking blocking Knight of Valor gets -1/-1 until end of turn. Activate only once each turn. 2/2
Karplusan Giant 6RCreature — Giant Tap an untapped snow land you control: Karplusan Giant gets +1/+1 until end of turn. 3/3
Page 92