Hellfrost - Murder Hobos in the Snow:
Trappings: Bolts of energy, stun bombs, sonic booms, burst of blinding light.
Stun shocks those within a Medium Burst Template with concussive force, sound, light, magical energy, or the like. If the arcane character scores a success, targets within the area of effect must make Vigor rolls or be Shaken. With a raise, victims must make Vigor rolls at –2.