Community

Riddle of Lightning
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.
Rulings (2)
If a card in a player's library has X generic mana in its mana cost, X is considered to be 0.
Mar 19, 2021
If the chosen target is an illegal target by the time Riddle of Lightning tries to resolve, the spell doesn't resolve. You don't scry 3 or reveal any card.
Mar 19, 2021
Legality
Formats by platform
Commander
Competitive
Digital
Community & retro
Printings (4)
TSR#183$0.20
Time Spiral Remastered
JMP#359$0.19
Jumpstart