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 |
|---|---|---|---|
| Obsessive Collector | 3U | Creature — Spirit | Flying Ward {2} Whenever Obsessive Collector deals combat damage to a player, seek a card with mana value equal to the number of cards in your hand. 4/4 |
| Exile into Darkness | 4B | Sorcery | Target player sacrifices a creature with mana value 3 or less. At the beginning of your upkeep, if you have more cards in hand than each opponent, you may return Exile into Darkness from your graveyard to your hand. |
| Sower of Discord | 4BB | Creature — Demon | Flying As Sower of Discord enters the battlefield, choose two players. Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life. 6/6 |
| Master of Predicaments | 3UU | Creature — Sphinx | Flying Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost. 4/4 |
| Mistmeadow Skulk | 1W | Creature — Kithkin Rogue | Lifelink, protection from mana value 3 or greater 1/1 |
| Teshar, Ancestor's Apostle | 3W | Legendary Creature — Bird Cleric | Flying Whenever you cast a historic spell, return target creature card with mana value 3 or less from your graveyard to the battlefield. (Artifacts, legendaries, and Sagas are historic.) 2/2 |
| Etherium Astrolabe | 2U | Artifact | Flash {B}, {T}, Sacrifice an artifact: Draw a card. |
| Elminster | 3WU | Legendary Planeswalker — Elminster | Whenever you scry, the next instant or sorcery spell you cast this turn costs {X} less to cast, where X is the number of cards looked at while scrying this way. [+2]: Draw a card, then scry 2. [−3]: Exile the top card of your library. Create a number of 1/1 blue Faerie Dragon creature tokens with flying equal to that card's mana value. Elminster can be your commander. Loyalty 5 |
| Invoke Prejudice | UUUU | Enchantment | Whenever an opponent casts a creature spell that doesn't share a color with a creature you control, counter that spell unless that player pays {X}, where X is its mana value. |
| Season of Growth | 1G | Enchantment | Whenever a creature enters the battlefield under your control, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) Whenever you cast a spell that targets a creature you control, draw a card. |