Sonic Boom

5th-level attack

Activation Time: 1 action
Range: Self (30 feet)
Duration: Instantaneous

When this power is activated, you move so fast that you cause a sonic boom which can be heard 10 miles away. You must move at least 30 feet in a straight line to trigger this effect, which can be centered at any point you choose on your path. Creatures within 30 feet of this point must succeed at a Constitution save or take 8d10 + your power ability modifier thunder damage, become Deafened for 1 minute, and are knocked Prone. Creatures who succeed on their saving throw are take only half damage and are not Deafened or Prone.

Fragile objects such as crystal, glass, or ice which are unattended and not worn or carried within the area also take the damage within the area.

At Higher Levels. When activated using a higher level power slot, the power deals an additional d10 for each power level above 5th.

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