Rhystic Lightning

Instant, 2R (3)
Rhystic Lightning deals 4 damage to target creature or player unless that creature's controller or that player pays {2}. If he or she does, Rhystic Lightning deals 2 damage to the creature or player.¹
Illus. Roger Raupp

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: The player gets the option to pay when this spell resolves.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard, MTGO Classic
Printings (1/6)	Prophecy (Common)