M:tG card similarity search
3RR · Instant
Choose any target. Scry 3, then reveal the top card of your library. Riddle of Lightning deals damage equal to that card's mana value to that permanent or player.
| Name | Mana | Type | Text |
|---|---|---|---|
| Dwarven Vigilantes | 2R | Creature — Dwarf | Whenever Dwarven Vigilantes attacks and isn't blocked, you may have it deal damage equal to its power to target creature. If you do, Dwarven Vigilantes assigns no combat damage this turn. 2/2 |
| Sphere of Annihilation | XB | Artifact | Sphere of Annihilation enters the battlefield with X void counters on it. At the beginning of your upkeep, exile Sphere of Annihilation, all creatures and planeswalkers with mana value less than or equal to the number of void counters on it, and all creature and planeswalker cards in graveyards with mana value less than or equal to the number of void counters on it. |
| Cruel Fate | 4U | Sorcery | Look at the top five cards of target opponent's library. Put one of those cards into that player's graveyard and the rest on top of their library in any order. |
| Vivien, Monsters' Advocate | 3GG | Legendary Planeswalker — Vivien | You may look at the top card of your library any time. You may cast creature spells from the top of your library. [+1]: Create a 3/3 green Beast creature token. Put your choice of a vigilance counter, a reach counter, or a trample counter on it. [−2]: When you next cast a creature spell this turn, search your library for a creature card with lesser mana value, put it onto the battlefield, then shuffle. Loyalty 3 |
| Park Re-Entry | 3WW | Sorcery | Return up to two target creature cards that each have a hat and/or mana value 3 or less from your graveyard to the battlefield. |
| Contraption Cannon | 4 | Artifact | {2}, Sacrifice Contraption Cannon: It deals damage to any target equal to the number of Contraptions you control. |
| Necropanther | 1WB | Creature — Cat Nightmare | Mutate {2}{W/B}{W/B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, return target creature card with mana value 3 or less from your graveyard to the battlefield. 3/3 |
| Yasmin Khan | 3R | Legendary Creature — Human Detective | {T}: Exile the top card of your library. Until your next end step, you may play it. Doctor's companion (You can have two commanders if the other is the Doctor.) 3/3 |
| Lexivore | 3W | Creature — Beast | Whenever Lexivore deals damage to a player, destroy target permanent other than Lexivore with the most lines of text in its text box. (If two or more cards are tied, target any one of them.) 2/3 |
| Angrath's Marauders | 5RR | Creature — Human Pirate | If a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead. 4/4 |