M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Serum Snare | 1U | Instant | Return target nonland permanent to its owner's hand. If that permanent had mana value 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Saheeli's Directive | XRRR | Sorcery | Improvise (Each artifact you tap after you're done activating mana abilities pays for {1}.) Reveal the top X cards of your library. You may put any number of artifact cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard. |
| Emergency Powers | 5WU | Instant | Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Emergency Powers. Addendum — If you cast this spell during your main phase, you may put a permanent card with mana value 7 or less from your hand onto the battlefield. |
| Divide by Zero | 2U | Instant | Return target spell or permanent with mana value 1 or greater to its owner's hand. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) |
| Up the Beanstalk | 1G | Enchantment | When Up the Beanstalk enters the battlefield and whenever you cast a spell with mana value 5 or greater, draw a card. |
| Heed the Mists | 3UU | Sorcery — Arcane | Mill a card, then draw cards equal to the milled card's mana value. |
| Slumbering Tora | 3 | Artifact | {2}, Discard a Spirit or Arcane card: Slumbering Tora becomes an X/X Cat artifact creature until end of turn, where X is the discarded card's mana value. |
| Brimaz, Blight of Oreskos | 2WB | Legendary Creature — Phyrexian Cat | Whenever you cast a Phyrexian creature or artifact creature spell, incubate X, where X is that spell's mana value. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) At the beginning of each end step, if a Phyrexian died under your control this turn, proliferate. 3/4 |
| Renegade Rallier | 1GW | Creature — Human Warrior | Revolt — When Renegade Rallier enters the battlefield, if a permanent you controlled left the battlefield this turn, return target permanent card with mana value 2 or less from your graveyard to the battlefield. 3/2 |
| Invasion of Ikoria | XGG | Battle — Siege | (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Ikoria enters the battlefield, search your library and/or graveyard for a non-Human creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. |