FATAL FURY Garou Densetsu: The Hungry Wolf.
ISSUE # X27
Watch AdamEX train with Terry Bogard before Terry left for the Super Smash Tournament. He teaches his technique the Hakkyokuseiken - 八極聖拳 or Eight Extremes Holy Fist Where you channel your Fury into a positive electrical charge. Terry uses the technique to perform the Power Geyser among his other flaming attacks.
Watch the video below.