M:tG card similarity search
1U · Artifact — Clue
As Ominous Lockbox enters the battlefield, secretly choose a number between 1 and 20. When an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy. {2}, Sacrifice Ominous Lockbox: Draw a card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Lurrus of the Dream-Den | 1W/BW/B | Legendary Creature — Cat Nightmare | Companion — Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Lifelink Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard. 3/2 |
| Primeval Force | 2GGG | Creature — Elemental | When Primeval Force enters the battlefield, sacrifice it unless you sacrifice three Forests. 8/8 |
| Skybeast Tracker | 3G | Creature — Giant Archer | Reach Whenever you cast a spell with mana value 5 or greater, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") 2/4 |
| Alchemist's Apprentice | 1U | Creature — Human Wizard | Sacrifice Alchemist's Apprentice: Draw a card. 1/1 |
| Gnarlback Rhino | 2GG | Creature — Rhino | Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Whenever you cast a spell that targets Gnarlback Rhino, draw a card. 4/4 |
| Thought Sponge | 3U | Creature — Sponge | Flash Thought Sponge enters the battlefield with a number of +1/+1 counters on it equal to the greatest number of cards an opponent has drawn this turn. When Thought Sponge dies, draw cards equal to its power. 1/1 |
| Glademuse | 2G | Creature — Beast | Whenever a player casts a spell, if it's not their turn, that player draws a card. 2/4 |
| The Fifteenth Doctor | 2UR | Legendary Creature — Time Lord Doctor | When The Fifteenth Doctor enters the battlefield or attacks, mill three cards. You may put an artifact card with mana value 2 or 3 from among them into your hand. The first nonartifact spell you cast each turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) 3/3 |
| The Myriad Pools | Legendary Artifact Land | (Transforms from The Everflowing Well.) {T}: Add {U}. Whenever you cast a permanent spell using mana produced by The Myriad Pools, up to one other target permanent you control becomes a copy of that spell until end of turn. | |
| Artillery Enthusiast | R | Creature — Goblin Artificer | Modified creatures you control have menace. When Artillery Enthusiast enters the battlefield, you may discard a card. If you do, seek a card with mana value equal to that card's mana value. 1/2 |