Watch the legendary producers square up.

Last night, DJ Premier and RZA entered the digital octagon to put their respective catalogs to the test.

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The legendary hip-hop producers spun 20 hand-picked selections a piece in the latest installment of Swizz Beats and Timbaland's ongoing beat battle series. For nearly three hours, the venerable pioneers exchanged fire, hurling classics from across the virtual expanse, including cuts produced for Wu-Tang Clan, Gang Starr, M.O.P., Mos Def, Notorious B.I.G., Nas, and so many more. And while Rap Twitter dukes it out to determine a clear victor, there's ample time to run the whole thing back and get your case together. It won't be easy, but it'll surely be enjoyable.

READ: 10 RZA & DJ Premier Remixes to Hear Before They Battle

Watch DJ Premier and RZA square up in the videos below. Scroll on for the full set list.

Set List:

1. GZA - "Liquid Swords" vs. Jay-Z - "A Million & One Questions/Rhyme No More"

2. Method Man - "Bring the Pain" vs. M.O.P.’s "Breakin’ The Rules"

3. Wu-Tang Clan - "Maria" vs. Mos Def - "Mathematics"

4. Raekwon - "Wu-Gambinos" vs. Big L - "The Enemy"

5. Ghostface Killah - "Run" vs. KRS-One - "MC’s Act Like They Don’t Know"

6. Wu-Tang Clan - "Shame on a Nigga" vs. Das EFX - "Real Hip-Hop"

7. Wu-Tang Clan - "Protect Ya Neck" vs. Group Home - "Livin’ Proof"

8. GZA - "Cold World" vs. D’Angelo - "Devil’s Pie" (Remix)

9. Wu-Tang Clan - "Method Man" vs. Gang Starr - "Just to Get a Rep"

10. Ghostface Killah -  "Motherless Child"  vs.  Jay-Z - "D’evils"

11. Raekwon - "Verbal Intercourse" vs. Nas - "Nas Is Like"

12. Ghostface Killah - "Buck 50" vs. Gang Starr -  "The Remainz"

13. Raekwon - "Ice Cream" vs. Notorious B.I.G. - "Unbelievable"

14. Ol’ Dirty Bastard - "Brooklyn Zoo" vs. Jeru the Damaja - "Come Clean"

15: Ol’ Dirty Bastard - "Shimmy Shimmy Ya" vs. Notorious B.I.G. - "Kick in the Door"

16: Notorious B.I.G. - "Long Kiss Goodnight" vs. Gang Starr - "Above the Clouds"

17. Ghostface Killah - "Assassination Day" vs. Nas - "N.Y. State of Mind"

18. Raekwon - "Criminology" vs. Gang Starr - "Dwyck"

19. Raekwon - "Incarcerated Scarfaces" vs. Royce Da 5’9” - "Boom"

20: Method Man - "I’ll Be There For You/You’re All I Need to Get By" vs. Notorious B.I.G. - "Ten Crack Commandments"