Card Codex

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17 May 2024: Card library updated.

Opposition Agent

2B · Creature — Human Rogue

Flash You control your opponents while they're searching their libraries. While an opponent is searching their library, they exile each card they find. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them. 3/2

Similar cards

Color identity:
NameManaTypeText
Glittering Frost 2GSnow Enchantment — Aura Enchant land Enchanted land is snow. Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
Blood Celebrant BCreature — Human Cleric {B}, Pay 1 life: Add one mana of any color. 1/1
Primal Command 3GGSorcery Choose two — • Target player gains 7 life. • Put target noncreature permanent on top of its owner's library. • Target player shuffles their graveyard into their library. • Search your library for a creature card, reveal it, put it into your hand, then shuffle.
The Wedding of River Song 2WSorcery Draw two cards, then you may exile a nonland card from your hand with a number of time counters on it equal to its mana value. Then target opponent does the same. Cards exiled this way that don't have suspend gain suspend. Time travel. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.)
Altar of Bone GWSorcery As an additional cost to cast this spell, sacrifice a creature. Search your library for a creature card, reveal it, put it into your hand, then shuffle.
Silkwing Scout 2UCreature — Faerie Scout Flying {G}, Sacrifice Silkwing Scout: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. 2/1
Outpost Siege 3REnchantment As Outpost Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.
Eldritch Evolution 1GGSorcery As an additional cost to cast this spell, sacrifice a creature. Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution.
Urn of Godfire 1Artifact {2}: Add one mana of any color. {6}, {T}, Sacrifice Urn of Godfire: Destroy target creature or enchantment.
Archive Trap 3UUInstant — Trap If an opponent searched their library this turn, you may pay {0} rather than pay this spell's mana cost. Target opponent mills thirteen cards.
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