Card Codex

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17 May 2024: Card library updated.

Undersimplify

1U · Instant

Choose target spell. If it's a creature spell, it perpetually gets -2/-0. Counter that spell unless its controller pays {2}.

Similar cards

Color identity:
NameManaTypeText
Disruption Protocol UUInstant As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}. Counter target spell.
Daring Apprentice 1UUCreature — Human Wizard {T}, Sacrifice Daring Apprentice: Counter target spell. 1/1
Deny Existence 2UInstant Counter target creature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
Decree of Silence 6UUEnchantment Whenever an opponent casts a spell, counter that spell and put a depletion counter on Decree of Silence. If there are three or more depletion counters on Decree of Silence, sacrifice it. Cycling {4}{U}{U} ({4}{U}{U}, Discard this card: Draw a card.) When you cycle Decree of Silence, you may counter target spell.
Forbid 1UUInstant Buyback—Discard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Counter target spell.
Hinder 1UUInstant Counter target spell. If that spell is countered this way, put that card on the top or bottom of its owner's library instead of into that player's graveyard.
Nullstone Gargoyle 9Artifact Creature — Gargoyle Flying Whenever the first noncreature spell of a turn is cast, counter that spell. 4/5
Erayo's Essence Legendary Enchantment Whenever an opponent casts their first spell each turn, counter that spell.
Voidmage Apprentice 1UCreature — Human Wizard Morph {2}{U}{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 Voidmage Apprentice is turned face up, counter target spell. 1/1
Delay 1UInstant Counter target spell. If the spell is countered this way, exile it with three time counters on it instead of putting it into its owner's graveyard. If it doesn't have suspend, it gains suspend. (At the beginning of its owner's upkeep, they remove a time counter. When the last is removed, they may play it without paying its mana cost. If it's a creature, it has haste.)
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