Card Codex

M:tG card similarity search

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
Mystic Forge 4Artifact You may look at the top card of your library any time. You may cast artifact spells and colorless spells from the top of your library. {T}, Pay 1 life: Exile the top card of your library.
Beseech the Queen 2/B2/B2/BSorcery ({2/B} can be paid with any two mana or with {B}. This card's mana value is 6.) Search your library for a card with mana value less than or equal to the number of lands you control, reveal it, put it into your hand, then shuffle.
Memory 4UUSorcery Aftermath (Cast this spell only from your graveyard. Then exile it.) Each player shuffles their hand and graveyard into their library, then draws seven cards.
Environmental Sciences 2Sorcery — Lesson Search your library for a basic land card, reveal it, put it into your hand, then shuffle. You gain 2 life.
Alpine Guide 2RSnow Creature — Human Scout When Alpine Guide enters the battlefield, you may search your library for a Mountain card, put that card onto the battlefield tapped, then shuffle. Alpine Guide attacks each combat if able. When Alpine Guide leaves the battlefield, sacrifice a Mountain. 3/3
Squee, the Immortal 1RRLegendary Creature — Goblin You may cast Squee, the Immortal from your graveyard or from exile. 2/1
Vessel of Endless Rest 3Artifact When Vessel of Endless Rest enters the battlefield, put target card from a graveyard on the bottom of its owner's library. {T}: Add one mana of any color.
Welkin Hawk 1WCreature — Bird Flying When Welkin Hawk dies, you may search your library for a card named Welkin Hawk, reveal that card, put it into your hand, then shuffle. 1/1
Wood Elves 2GCreature — Elf Scout When Wood Elves enters the battlefield, search your library for a Forest card, put that card onto the battlefield, then shuffle. 1/1
Kianne, Dean of Substance 2GLegendary Creature — Elf Druid {T}: Exile the top card of your library. If it's a land card, put it into your hand. Otherwise, put a study counter on it. {4}{G}: Create a 0/0 green and blue Fractal creature token. Put a +1/+1 counter on it for each different mana value among nonland cards you own in exile with study counters on them. 2/2
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