"Took me awhile, but I found a suitable source. Finding MIDIs for newer games is a challenge but luckily this one existed. Really fun and original game, not to mention some really cool music from Portal 2.
Deadline is Monday 11 June, 10:59 AM ThaSauce Time. Check my signature at Ocremix for the exact time left.
Start: on 6/1/12
Deadline: on 6/11/12
Voting: on 6/13/12