He had stirred, and took in his surroundings, a forest, before smiling viscously. His mind, finally free of the last shreds of his former self, could now think clearly. "One cannot kill a demon..." tightening the rope keeping his tattered shorts from falling, he glanced at his newly discovered equine form with indifference, muscle memory having been morphed to match his form. "This world shall burn..." channeling his murderous intent, he watched as his forehoof glowed yellow and steamed from the raw power, before punching a tree, shattering it. Taking to the sky, he came across a city, Dodge city, if the sign was correct, and grinned at the slaughter to come. Landing in an alleyway near the center of the city, he begun focusing power, as the ground began shaking, his blue coat being consumed by shadows, his hoof glowing a bright white. Channeling but a portion of his murderous intent, he brought his hoof down, and this world witnessed the power of the kongou kokuretsu zan for the first time...

Author's Notes:

Things are going to get dark, as theirs a storm brewing.

Can you guess who it is?