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
Reparations 1WUEnchantment Whenever an opponent casts a spell that targets you or a creature you control, you may draw a card.
Blisterspit Gremlin RCreature — Gremlin {1}, {T}: Blisterspit Gremlin deals 1 damage to each opponent. Whenever you cast a noncreature spell, untap Blisterspit Gremlin. 1/1
Zealous Persecution WBInstant Until end of turn, creatures you control get +1/+1 and creatures your opponents control get -1/-1.
Explosive Singularity 8RRSorcery As an additional cost to cast this spell, you may tap any number of untapped creatures you control. This spell costs {1} less to cast for each creature tapped this way. Explosive Singularity deals 10 damage to any target.
Wicked Reward 1BInstant As an additional cost to cast this spell, sacrifice a creature. Target creature gets +4/+2 until end of turn.
Sphinx's Disciple 3UUCreature — Human Wizard Flying Inspired — Whenever Sphinx's Disciple becomes untapped, draw a card. 2/2
Sickening Shoal XBBInstant — Arcane You may exile a black card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets -X/-X until end of turn.
Mindbender Spores 2GCreature — Fungus Wall Defender (This creature can't attack.) Flying Whenever Mindbender Spores blocks a creature, put four fungus counters on that creature. The creature gains "This creature doesn't untap during your untap step if it has a fungus counter on it" and "At the beginning of your upkeep, remove a fungus counter from this creature." 0/1
Island Sanctuary 1WEnchantment If you would draw a card during your draw step, instead you may skip that draw. If you do, until your next turn, you can't be attacked except by creatures with flying and/or islandwalk.
Bloodtithe Harvester BRCreature — Vampire When Bloodtithe Harvester enters the battlefield, create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") {T}, Sacrifice Bloodtithe Harvester: Target creature gets -X/-X until end of turn, where X is twice the number of Blood tokens you control. Activate only as a sorcery. 3/2
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