I dont listen to too much rap, I like trip-hop and hip hop mostly.....but like none of that mainstream crap

Peanut butterwolf
Rob The Viking
Atrak
D styles
Beatjunkies
Cold cut
Kid Koala
Hermitude
Nightmares on Wax
Dj Food
Dj Krush
Dj Shadow
RJD2
Diplo
Quantic
3rd Bass
DJ Mark Farina
Aromadozeski Therapy
Faust & Shortee
DJ Zeph
Mammal
Presage
Cut Chemist
DJ Design
J. Boogie's Dubtronic Science
Stellar Trax Sound System
Bulletproof Space Travelers
Phonosycographdisk
Buckethead
Dr.Octagon
herbaliser
Mr.Dibbs
A couple of Moby's songs are alright (like one or two of them)
Amon Tobin
DJ Z-Trip
X-Ecutioners
Pete Rock??
DJ Premier(without Guru) and gangstarr too
anything produced by Danger mouse or J Dilla
Common
Outkast
some Jurassic 5 songs
Chali 2na
One Be Lo
Mitsu the beats
MF Doom
Mos Def
Hilltop Hoods
Louis Logic
Beatnuts
Big L
DL Incognito
The Roots
A Tribe Called Quest
De La Soul
El Da Sensei
Brother Ali
K-os
DJ Green Lantern
etc....

theres so much Im forgeting but check out some of these artists dude...you can thank me later =)