Instant, {R/W}{R/W}{R/W} (3)
Common
Fire at Will deals 3 damage divided as you choose among one, two, or three target attacking or blocking creatures.
"Make these shots count. The more foes we drop now, the fewer we'll have trying to kill us later."
Illus. Pete Venters

8/1/2008: The number of targets must be at least 1 and at most 3. You divide the damage as you cast Fire at Will, not as it resolves. Each target must be assigned at least 1 damage.
8/1/2008: You may target both attacking creatures and blocking creatures as you cast Fire at Will.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern