M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| River Song's Diary | 3 | Artifact | Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost. |
| Conqueror's Flail | 2 | Artifact — Equipment | Equipped creature gets +1/+1 for each color among permanents you control. As long as Conqueror's Flail is attached to a creature, your opponents can't cast spells during your turn. Equip {2} |
| Flamekin Bladewhirl | R | Creature — Elemental Warrior | As an additional cost to cast this spell, reveal an Elemental card from your hand or pay {3}. 2/1 |
| Predator Ooze | GGG | Creature — Ooze | Indestructible Whenever Predator Ooze attacks, put a +1/+1 counter on it. Whenever a creature dealt damage by Predator Ooze this turn dies, put a +1/+1 counter on Predator Ooze. 1/1 |
| Kavu Predator | 1G | Creature — Kavu | Trample Whenever an opponent gains life, put that many +1/+1 counters on Kavu Predator. 2/2 |
| Umori, the Collector | 2B/GB/G | Legendary Creature — Ooze | Companion — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) As Umori, the Collector enters the battlefield, choose a card type. Spells you cast of the chosen type cost {1} less to cast. 4/5 |
| Sudden Substitution | 2UU | Instant | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it. |
| Serum Powder | 3 | Artifact | {T}: Add {C}. Any time you could mulligan and Serum Powder is in your hand, you may exile all the cards from your hand, then draw that many cards. (You can do this in addition to taking mulligans.) |
| Flamethrower Sonata | 1R | Sorcery | Discard a card, then draw a card. When you discard an instant or sorcery card this way, Flamethrower Sonata deals damage equal to that card's mana value to target creature or planeswalker you don't control. |
| Parapet | 1W | Enchantment | You may cast Parapet as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step. Creatures you control get +0/+1. |