perfidy

Just in case you're surrounded by militant hip-hop fans, here is a detailed how-to for surviving a Freestyle Rap Battle. Personally, I'd rather be surrounded by very, very angry laser-wielding giant fighting robots, but your mileage may, uh, vary.

Perhaps the most useful tip in this compendium of useful tips is this:

Warnings

"Spit" as used in the context of this article is a synonym for rapping, not the forcible expulsion of saliva from the mouth. Please do not practice the latter kind of spitting; it does not make you look nearly as cool.

I'll keep that in mind.