If you could bring back 1 dead rapper to do a track with someone.

[Money Be Green]

Easy E & Gucci mane over Zaytoven

 

[reaszon]

may sound too generic but
pac & biggie over dre party beat lol
pac & jay over i dont know but has to be dope

 

[Buckeye Fever]

Tombstone on a damizza beat featuring wish bone

 

[Buckeye Fever]

Lil jojo with fine ass Fredo over a young chop beat