Nightwing
Nightwing is a fictional superhero appearing in American comic books published by DC Comics. The character has appeared in various incarnations, with the Nightwing identity most prominently being adopted by Dick Grayson when he moved on from his role as Batman's vigilante partner Robin.
Torque (DC Comics)
Torque is a supervillain in the DC Comics Universe, and an enemy of Nightwing. Created by writer Chuck Dixon and artist Scott McDaniel, he first appeared in "Nightwing" v2, #1 (Oct. 1996).