Card Codex

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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
Precipitous Drop 2BEnchantment — Aura Enchant creature When Precipitous Drop enters the battlefield, venture into the dungeon. (Enter the first room or advance to the next room.) Enchanted creature gets -2/-2. It gets -5/-5 instead as long as you've completed a dungeon.
Caustic Crawler 3BBCreature — Insect Landfall — Whenever a land enters the battlefield under your control, you may have target creature get -1/-1 until end of turn. 4/3
Disruption Protocol UUInstant As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}. Counter target spell.
Vorinclex, Voice of Hunger 6GGLegendary Creature — Phyrexian Praetor Trample Whenever you tap a land for mana, add one mana of any type that land produced. Whenever an opponent taps a land for mana, that land doesn't untap during its controller's next untap step. 7/6
Toils of Night and Day 2UInstant — Arcane You may tap or untap target permanent, then you may tap or untap another target permanent.
Merrow Reejerey 2UCreature — Merfolk Soldier Other Merfolk creatures you control get +1/+1. Whenever you cast a Merfolk spell, you may tap or untap target permanent. 2/2
Obelisk of Alara 6Artifact {1}{W}, {T}: You gain 5 life. {1}{U}, {T}: Draw a card, then discard a card. {1}{B}, {T}: Target creature gets -2/-2 until end of turn. {1}{R}, {T}: Obelisk of Alara deals 3 damage to target player or planeswalker. {1}{G}, {T}: Target creature gets +4/+4 until end of turn.
Murkfiend Liege 2G/UG/UG/UCreature — Horror Other green creatures you control get +1/+1. Other blue creatures you control get +1/+1. Untap all green and/or blue creatures you control during each other player's untap step. 4/4
The Tyrant Hero Exile The Tyrant: Creatures your opponents control get -1/-1 until end of turn.
Hidden Strings 1USorcery You may tap or untap target permanent, then you may tap or untap another target permanent. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)
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