I have found that screaming at the top of your lungs, especially if you have been trained by DIs, almost always freaks the other side out.
And then you have a precious few moments to wreak havoc.
A self defense instructor had us practice screaming while doing whatever move we were involved in. Even the instructors holding the practice dummys would react to loud yells.
Growing up in DETROIT ping, see also my #13.
:: screaming at the top of your lungs...almost always freaks the other side out ::
It’s how I survived my freshman year.
Only had to do it once.