Rap crews are bigger right now than they have been since the Nineties, when all-star posses like the Wu-Tang Clan and Native Tongues and tight-knit labels like Death Row ruled everyone's boomboxes. Hip-hop today is full of groups that roll deep – from West Coast punks Odd Future to Harlem's A$AP Mob, Rick Ross' Maybach Music Group to Kanye West's G.O.O.D. Music and more. Here's our guide to seven of the most essential crews running the rap game in 2012.

By Dan Hyman