PurplePotatos got it right, around here ( austin, TX) sXe kids can be dangerous, although most aren't. The "real" straighedge guys are the ones with tatoos and XXX's all over them. Alot of them opnely carry weapons, butterfly knifes are popular, brass knuckles, and chains. These guy you do not want to fuck with. Here are some pictures of hardcore sxe guys.

The guy in front of the group with XXX's tats on him - http://boards.cannabis.com/attachmen...id=17054&stc=1

Guys with other common sxe tats on them like brass knuckes or other weapons - http://boards.cannabis.com/attachmen...id=17055&stc=1