The name "Big Bertha" comes from a giant Pre-Nazi German war cannon that would lob 1,800 lb explosive shells into shit like France and Belgium. It also happens to look like this bitches dick.
A jackass inspired stunt gone sexual ends very badly for the LoL platinum player responsible for conceiving such an act of genius. Luckily our hero isn't concerned with things like dignity, human contact or a fully functioning penis.