You really should still be able to play the games, but your college's network probably won't allow you to host a server. I couldn't imagine that they would block those ports on outbound requests...
There really isn't a way to go through your home computer. Even if there were some kind of proxy, your latency would double and you would lag like crazy.
There really isn't a way to go through your home computer. Even if there were some kind of proxy, your latency would double and you would lag like crazy.