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
Marjhan 5UUCreature — Serpent Marjhan doesn't untap during your untap step. {U}{U}, Sacrifice a creature: Untap Marjhan. Activate only during your upkeep. Marjhan can't attack unless defending player controls an Island. {U}{U}: Marjhan gets -1/-0 until end of turn and deals 1 damage to target attacking creature without flying. When you control no Islands, sacrifice Marjhan. 8/8
Aura of Dominion UUEnchantment — Aura Enchant creature {1}, Tap an untapped creature you control: Untap enchanted creature.
Mana Vault 1Artifact Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.
Jasconian Isle Land Creature — Island Fish (Jasconian Isle isn't a spell, it's affected by summoning sickness, it's blue, and it has "{T}: Add {U}.") Jasconian Isle enters the battlefield tapped. Jasconian Isle doesn't untap during your untap step. At the beginning of your upkeep, you may pay {U}{U}. If you do, untap Jasconian Isle. 3/4
Brass Man 1Artifact Creature — Construct Brass Man doesn't untap during your untap step. At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Man. 1/3
Goblin War Wagon 4Artifact Creature — Juggernaut Goblin War Wagon doesn't untap during your untap step. At the beginning of your upkeep, you may pay {2}. If you do, untap Goblin War Wagon. 3/3
Sudden Death 1BBInstant Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Target creature gets -4/-4 until end of turn.
Rising Waters 3UEnchantment Lands don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player untaps a land they control.
Collective Nightmare 2BInstant Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Target creature gets -3/-3 until end of turn.
Death Wind XBInstant Target creature gets -X/-X until end of turn.
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