number 1 has to be vanilla ice....lol

ok really,

eminem
2pac
outkast
snoop
jayz
dr dre
B.I.G

in no order....individual artists, not groups
Biz Markie
Rza (Wu Tang)
Q-Tip (A Tribe Called Quest)
Chali 2Na (Jurassic 5)
KRS One (Boogie Down Productions)
Talib Kweli (Blackstar)
Mos Def (Blackstar)
Slug (Atmosphere)
Chuck D (Public Enemy)
Mr. Lif