Vallejo - funky, Latin rock w/ some progressive tendencies
obscure Christian bands/artists:
Room Full Of Walters
Grammatrain
Poor Old Lu
Aaron Sprinkle
Sherri Youngward
Luna Halo
Adam's Housecat
Atomic Opera
The Awful Truth
Between Thieves
Brandtson
Brave Saint Saturn
Burlap To Cashmere
Derek Webb
Enter The Worship Circle
Fono
Jason Upton
Lincoln Brewster
Lost Dogs
PFR
Polarboy
Pete Stewart
Sent By Ravens
Shawn McDonald
Shane & Shane
Soular 7
Spoken
Thousand Foot Krutch
The Waiting
I was really into obscure Christian music when I was in college. And when it's already Christian music, the fact that it's obscure to most Christians means it's really obscure to the general populace.