http://xboxdvr.com/gamer/Steenwyk%20family/video/24633163
Honestly, the overdrive sparrows are so fun to use. I've clutched so many races with my XV-0 Timebreaker.
[spoiler]However, there is the rare occasion where they spontaneously combust (by rare, I mean EVERY OTHER RACE!) http://xboxdvr.com/gamer/Steenwyk%20family/video/24633990[/spoiler]