Rap artists I own records of in alphabetical order:
Azealia Banks, Beastie Boys, Black Sheep, Company Flow, Cypress Hill, De La Soul, Death Grips, Digital Underground, DJ Shadow, Dr. Dre, Dr. Octagon, Eminem, Eric B. & Rakim, Fugees, Future, Gang Starr, Ice Cube, Ice-T, Jay-Z, Jurassic 5, Kanye West, Kendrick Lamar, LL Cool J, Lauryn Hill, Missy Elliot, N.W.A, Nas, Nicki Minaj, Notorious B.I.G., OutKast, P.M. Dawn, Public Enemy, Run-D.M.C., Slick Rick, Snoop Doggy Dogg, A Tribe Called Quest and Wu-Tang Clan.
Collection surely will get bigger though.
The most represented artists by numbers are Eminem and Public Enemy with 6 albums each, Followed by Kanye West with 5.