Ruthless Spellfury
Epic Tier
Prerequisite: 21st level, sorcerer
Benefit: Once per turn when you score a critical hit with a sorcerer at-will attack power, you can use a free action to make a ranged basic attack that is a sorcerer power.
Update (4/9/2010)
Replace the Benefit line with the following text: “Once per turn when you score a critical hit with a sorcerer at-will attack power, you can use a free action to make a ranged basic attack that is a sorcerer power."
Published in Arcane Power, page(s) 135.