Lil Wayne- Versatile, A1 punchlines, Consistent until young money.
Drake- Introduced Lightskin Rap, Powerhouse of current generation of rap and the most consistent rapper since 2011.
Nicki- Revolutionary artist that showed that female rap could still be marketable after Lauryn Hill, Remy Ma, Lil Kim, and Missy Elliot, arguable the most popular female rapper.
Kendrick- Flow, Intellect, and Conscious/Woke mainstream rap.
50 Cent- Prominent Gangsta and Club music. Was actually about that life. Turnup music with homies or some real shyt you could relate.
Kanye- Confidence, Flow, and Energy
Andre 3000- Unconventional southern rap. Inspiration for different types of sound and flow.
TI- Underrated and easily forgettable but still deserves spot on list . One of the most polished and Intelectual south rappers. Set the rap game on fire in 2004. Impeccable flow
Young Jeezy
Rick Ross/Gucci Mane- Because i needed 10 lol
In no particular order