Word of advice for people who wanna show up at Logan Paul's house unannounced to try and pick a fight -- DON'T -- that is, unless you wanna get knocked the hell out.
Here's what went down-- Logan claims an Ivan Drago look-alike (YouTuber ViktorCrazy) posted up outside his L.A. mansion for HOURS on Sunday to get Paul to take an impromptu boxing match.
A hungover Paul -- who just so happens to have a full-sized boxing ring in his backyard -- took on the challenge ... only after each guy signed off on all the paperwork -- "if you die, you die" (get it?