Turns blaster bolts away from him

Vader leapt again, this time to the bridge, and to within only a few meters of Shryne, who spun about, dropping to one knee and firing repeatedly. This time Vader decided to show Shryne whom he was dealing with. Holding his lightsaber to one side, he raised his right hand to turn the blaster bolts. Clearly astonished, Shryne remained on one knee, but only briefly.

Dark Lord: The Rise of Darth Vader, Part III, Page 250