Riddle of Lightning (107) (JOU)
| Set: | Journey into Nyx |
| Type: | Instant |
| Rarity: | Uncommon |
| Cost: | 3RR |
| Colors: | R |
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.