Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Act of Authority

1WW · Enchantment

When Act of Authority enters the battlefield, you may exile target artifact or enchantment. At the beginning of your upkeep, you may exile target artifact or enchantment. If you do, its controller gains control of Act of Authority.

Similar cards

Color identity:
NameManaTypeText
Dramatic Accusation 2UEnchantment — Aura Enchant creature When Dramatic Accusation enters the battlefield, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step. {U}{U}: Shuffle enchanted creature into its owner's library.
Grey Knight Paragon 4WCreature — Astartes Knight Flash Rites of Banishment — When Grey Knight Paragon enters the battlefield, destroy target attacking creature. If that creature is a Demon, exile it instead. 4/4
Chaos Lord 4RRRCreature — Human First strike At the beginning of your upkeep, target opponent gains control of Chaos Lord if the number of permanents is even. Chaos Lord can attack as though it had haste unless it entered the battlefield this turn. 7/7
Aether Herder 3GCreature — Elf Artificer Druid When Aether Herder enters the battlefield, you get {E}{E} (two energy counters). Whenever Aether Herder attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token. 3/3
Elite Arcanist 3UCreature — Human Wizard When Elite Arcanist enters the battlefield, you may exile an instant card from your hand. {X}, {T}: Copy the exiled card. You may cast the copy without paying its mana cost. X is the mana value of the exiled card. 1/1
Soul Foundry 4Artifact Imprint — When Soul Foundry enters the battlefield, you may exile a creature card from your hand. {X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card.
Curse of Misfortunes 4BEnchantment — Aura Curse Enchant player At the beginning of your upkeep, you may search your library for a Curse card that doesn't have the same name as a Curse attached to enchanted player, put it onto the battlefield attached to that player, then shuffle.
Antarctic Research Base Plane — Earth When you planeswalk to Antarctic Research Base and at the beginning of your upkeep, investigate. Whenever chaos ensues, put X +1/+1 counters on target creature you control, where X is the number of artifacts you control. It becomes a Plant in addition to its other types.
Heavyweight Demolisher 7Artifact Creature — Construct Menace At the beginning of your upkeep, tap Heavyweight Demolisher unless you pay {3}. Unearth {6}{R}{R} ({6}{R}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.) 8/6
Soul Tithe 1WEnchantment — Aura Enchant nonland permanent At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay {X}, where X is its mana value.
Page 144