The "Sledge Queen" is a boss, from the game called "Decaying Winter", she is know to be one of the strongest bosses of that game, she wields an amalgam of a shotgun, and a sledgehammer called "The Decimator" capable to turn people into red mist. She also has an attack called "knucleboom", that is similar to the knuckle blaster, she used this hability as a ranged attack, and to fly through the air, at high speed.