We LOVE UC too! We're both alums & that's were we met my freshman year. I agree with the girls above (garter, groom's cake. These etsy people make College garters (neither had UC but I'm sure they could do it):
http://www.etsy.com/shop/GartersByKristi
http://www.etsy.com/shop/avysm?section_id=6385358
I was trying to think of favors but I'm not sure what you could do...
Maybe you could do table numbers named after your favorite places on campus or UC events you attended. Or for your OOT guests if you're going to guest bags you could do UC themed OOT bags like this:
(I'm so anti-bengals I had a hard time posting this piture haha)