M:tG card similarity search
2BR · Enchantment
At the beginning of your upkeep, choose an opponent at random. Exile the top card of that player's library. Until end of turn, you may play that card and you may spend mana as though it were mana of any color to cast it. When you cast a spell this way, its owner loses life equal to its mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Enchanter's Bane | 1R | Enchantment | At the beginning of your end step, target enchantment deals damage equal to its mana value to its controller unless that player sacrifices it. |
| Appetite for Brains | B | Sorcery | Target opponent reveals their hand. You choose a card from it with mana value 4 or greater and exile that card. |
| Crucias, Titan of the Waves | 1BR | Legendary Creature — Human Pirate | At the beginning of your end step, you may discard a card. If you do, create a Treasure token and choose ambitious or expedient. If you chose ambitious, seek a card with greater mana value than the discarded card. If you chose expedient, seek a card with lesser mana value than the discarded card. 3/1 |
| Morbid Curiosity | 1BB | Sorcery | As an additional cost to cast this spell, sacrifice an artifact or creature. Draw cards equal to the mana value of the sacrificed permanent. |
| Cho-Arrim Legate | 2W | Creature — Human Soldier | If an opponent controls a Swamp and you control a Plains, you may cast this spell without paying its mana cost. Protection from black 1/2 |
| Patriar's Seal | 3 | Artifact | {T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control. |
| Captain Rex Nebula | 1RW | Legendary Creature — Human Pilot Employee | At the beginning of combat on your turn, choose target nonland permanent you control. Until end of turn, it becomes a Vehicle artifact with base power and toughness each equal to its mana value, and it gains crew 2 and "Crash Land — Whenever this Vehicle deals damage, roll a six-sided die. If the result is equal to this Vehicle's mana value, sacrifice this Vehicle, then it deals that much damage to any target." 2/2 |
| Narset of the Ancient Way | 1URW | Legendary Planeswalker — Narset | [+1]: You gain 2 life. Add {U}, {R}, or {W}. Spend this mana only to cast a noncreature spell. [−2]: Draw a card, then you may discard a card. When you discard a nonland card this way, Narset of the Ancient Way deals damage equal to that card's mana value to target creature or planeswalker. [−6]: You get an emblem with "Whenever you cast a noncreature spell, this emblem deals 2 damage to any target." Loyalty 4 |
| Chaos Moon | 3R | Enchantment | At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type. |
| Quirion Sentinel | 1G | Creature — Elf Druid | When Quirion Sentinel enters the battlefield, add one mana of any color. 2/1 |