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
Grim Reminder 2BInstant Search your library for a nonland card and reveal it. Each opponent who cast a spell this turn with the same name as that card loses 6 life. Then shuffle. {B}{B}: Return Grim Reminder from your graveyard to your hand. Activate only during your upkeep.
Final-Word Phantom 2UCreature — Spirit Detective Flash Flying During each opponent's end step, you may cast spells as though they had flash. 1/4
Sphinx of the Guildpact 7Artifact Creature — Sphinx Sphinx of the Guildpact is all colors. Flying Hexproof from monocolored (This creature can't be the target of monocolored spells or abilities your opponents control.) 5/5
Psychic Spiral 4UInstant Shuffle all cards from your graveyard into your library. Target player mills that many cards.
Glistening Sphere 3Artifact Glistening Sphere enters the battlefield tapped. When Glistening Sphere enters the battlefield, proliferate. {T}: Add one mana of any color. Corrupted — {T}: Add three mana of any one color. Activate only if an opponent has three or more poison counters.
Ob Nixilis, Captive Kingpin 2BRLegendary Creature — Demon Flying, trample Whenever one or more opponents each lose exactly 1 life, put a +1/+1 counter on Ob Nixilis, Captive Kingpin. Exile the top card of your library. Until your next end step, you may play that card. 4/3
Migration Path 3GSorcery Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. Cycling {2} ({2}, Discard this card: Draw a card.)
Martyr's Cry WWSorcery Exile all white creatures. For each creature exiled this way, its controller draws a card.
Prism Array 4UEnchantment Converge — Prism Array enters the battlefield with a crystal counter on it for each color of mana spent to cast it. Remove a crystal counter from Prism Array: Tap target creature. {W}{U}{B}{R}{G}: Scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
Undead Slayer 2WCreature — Human Cleric {W}, {T}: Exile target Skeleton, Vampire, or Zombie. 2/2
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