Seeking the Endgame

I'll just get to the point, I'm the Final Boss....surprise surprise, I know a classic cliche except I'm what you'd call jackass....But I swear I'm not a douchebag or anything I'm just a jerk to anything that breaths....ok? Oh and by the way the name's Sikko but you can call me Jackass, but only you. Now let's get on with it.