Notable exclusions:
Man on The Moon -
Not rappity rap enough, never held the belief to be the next king of hip-hop
Food & Liquor - Not exactly the new school
Below The Heavens - Blu AND Exile
Live From The Underground - Flopped
The Greatest Story Never Told - Nothing commercially
Other debuts that just weren't up to par:
Careless World: Rise of the Last King (Tyga)
Based On A T.R.U. Story (2 Chainz)
Rolling Papers (Wiz Khalifa)
Follow Me Home (Jay Rock)
Radioactive (Yelawolf)
B.o.B. Presents: The Adventures of Bobby Ray (B.o.B.)
Pink Friday (Nicki Minaj)
Asleep In The Bread Aisle (Asher Roth)
Plus these 6 rappers were supposed to be "legends" or have been hailed as "saviors of hip hop" at one point in their career