M:tG card similarity search
U/BU/BU/BU/B · Sorcery
Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Secret Base | Land | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a spell that shares a watermark with Secret Base. | |
| Toll of the Invasion | 2B | Sorcery | Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.) |
| Praetor's Grasp | 1BB | Sorcery | Search target opponent's library for a card and exile it face down. Then that player shuffles. You may look at and play that card for as long as it remains exiled. |
| Dread Fugue | B | Sorcery | Cleave {2}{B} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Target player reveals their hand. You choose a nonland card from it [with mana value 2 or less]. That player discards that card. |
| Gemstone Caverns | Legendary Land | If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color. | |
| Haven of the Spirit Dragon | Land | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Dragon creature spell. {2}, {T}, Sacrifice Haven of the Spirit Dragon: Return target Dragon creature card or Ugin planeswalker card from your graveyard to your hand. | |
| Rashmi, Eternities Crafter | 2GU | Legendary Creature — Elf Druid | Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand. 2/3 |
| Mana Maze | 1U | Enchantment | Players can't cast spells that share a color with the spell most recently cast this turn. |
| You Find Some Prisoners | 1R | Instant | Choose one — • Break Their Chains — Destroy target artifact. • Interrogate Them — Exile the top three cards of target opponent's library. Choose one of them. Until the end of your next turn, you may play that card, and you may spend mana as though it were mana of any color to cast it. |
| Bring to Light | 3GU | Sorcery | Converge — Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost. |