With both Armand Hammer and Run the Jewels releasing new albums this week, we decided to tackle the Top 10 Best Hip Hop Duos of All Time. RTJ haven't made the cut just yet but here's the list of who they'll have to surpass if they want included eventually: #10. Gang Starr The Brooklyn duo of Guru and DJ Premier was an absolute staple of raw 90's instrumental hip hop and their 4 album run of Step in the Arena, Daily Operation, Hard to Earn and Moment of Truth are true genre cl