Supersonic Spin (also known as Rocket Roll in the SNES/PS version) is a Double Tech used by Crono and Robo in Chrono Trigger. It's learned once both characters learn Cyclone and Laser Spin respectively. Deals Shadow damage to all enemies.
Description[]
Crono jumps on Robo's shoulder and Robo shoots a laser through Crono's sword that attacks all enemies.