Card Codex

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17 May 2024: Card library updated.

Act of Treason

2R · Sorcery

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Similar cards

Color identity:
NameManaTypeText
"Ach! Hans, Run!" 2RRGGEnchantment At the beginning of your upkeep, you may say "Ach! Hans, run! It's the . . ." and the name of a creature card. If you do, search your library for a card with that name, put it onto the battlefield, then shuffle. That creature gains haste. Exile it at the beginning of the next end step.
Kabira Outrider 3WCreature — Human Warrior When Kabira Outrider enters the battlefield, target creature gets +1/+1 until end of turn for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) 3/3
Coma Veil 4UEnchantment — Aura Enchant artifact or creature Enchanted permanent doesn't untap during its controller's untap step.
Ice Over 1UEnchantment — Aura Enchant artifact or creature Enchanted permanent doesn't untap during its controller's untap step.
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
Brooding Saurian 2GGCreature — Lizard At the beginning of each end step, each player gains control of all nontoken permanents they own. 4/4
Violent Outburst 1RGInstant Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Creatures you control get +1/+0 until end of turn.
Voltaic Key 1Artifact {1}, {T}: Untap target artifact.
Ambergris, Agent of Law 2RWLegendary Creature — Dwarf Cleric Haste Whenever Ambergris, Agent of Law attacks, you may discard your hand and draw two cards. If you do, other creatures you control get +X/+X until end of turn, where X is the number of cards you've discarded this turn. 4/3
Arena of the Ancients 3Artifact Legendary creatures don't untap during their controllers' untap steps. When Arena of the Ancients enters the battlefield, tap all legendary creatures.
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