Major League Gaming is hosting top Call of Duty team OpTic's grind of Modern Warfare 3 in the run-up to Call of Duty: Ghosts release. Watch the OpTic pros grind 24/7 on Infinity Ward's last game before the upcoming Ghosts.

Tune in to MLG.tv to watch the epic 21 day, 24/7 Modern Warfare 3 grind and maybe learn a thing or two or just check in to enjoy the dry-eyed punishment of around 504 hrs of gaming before Ghosts drops.

Check out some multiplayer deets on Infinity Ward's upcoming game as well as videos and the crazy launch trailer below.

RELATED: 10 Things We Learned From the "Call of Duty: Ghosts" Multiplayer Reveal

RELATED: "Call of Duty: Ghosts" Launch Trailer Revealed (Video)

RELATED: "Modern Warfare 3" Gets Final Content Download for PC