who is your favorite underground hip hop artist?

Right now can't stop bumping REKS

http://www.youtube.com/watch?v=oF7AU12LMB0

Obviously my (IWWMG) It's a Wonderful World Music Group family. That's 9th Wonder's new label.

http://www.youtube.com/watch?v=KKrxuX5yXx0
http://www.youtube.com/watch?v=HhuAnWLd0YE
http://www.youtube.com/watch?v=PEs0HllMxSo

http://www.youtube.com/watch?v=_eZurPDzDYs
http://www.youtube.com/watch?v=WW3ph1LI3Xg
http://www.youtube.com/watch?v=7CXP3TABLSo
http://www.youtube.com/watch?v=6vlrgyU7JHg

http://www.youtube.com/watch?v=jNDBia3o2rU

Also Alchemist and Oh No's Gangrene project
http://www.youtube.com/watch?v=REaZpu0_4WQ
Possibly NSFW: If you have a weak stomach this might gross you out a tad. Ill video though.
http://www.youtube.com/watch?v=2V-nb74NGXo

Black Milk, Royce 5'9, and Elzhi

http://www.youtube.com/watch?v=SOMldtCNyZ0

My boy... LA's own Evidence of Dilated Peoples, who also does BJJ.

http://www.youtube.com/watch?v=OppBExX8EUA
http://www.youtube.com/watch?v=vOL6hXBNYeI
http://www.youtube.com/watch?v=R6987o-h3JI
http://www.youtube.com/watch?v=91Ml5XPArPY

http://www.youtube.com/watch?v=Je8YIpeS6YA
My homie Joe Scudda
http://www.youtube.com/watch?v=ARgZGZ-0xPQ
http://www.youtube.com/watch?v=DZ3Ijpqco40&feature=related
J-Dilla tribute by Big Pooh of Little Brother, Joe Scudda, and Chaundon
http://www.youtube.com/watch?v=z8mvN_WhG-4

http://www.youtube.com/watch?v=OwhAN-YkscY
More Evidence:
http://www.youtube.com/watch?v=owKa7QfVrW8
http://www.youtube.com/watch?v=gCidxgspSro
http://www.youtube.com/watch?v=3I6jWE5UIYg

prolific- http://www.youtube.com/watch?v=fKLtkvsi2ug

Pharoahe Monch
http://www.youtube.com/watch?v=WYgsht7jzUU
Sean Price
http://www.youtube.com/watch?v=hSD59fqYdPA
Sen Price, Skyzoo, Torae (video was done in one take/shot)
http://www.youtube.com/watch?v=C929TN2zbQY
CA's Fashawn and Blu
http://www.youtube.com/watch?v=QOeZro9Wq50

http://www.youtube.com/watch?v=Bpq1oKOd9nE

All good stuff there WhiteMike.