UFC champ Michael Bisping says Brock Lesnar is gonna get Debo'd at UFC 200 ... KNOCKED THE F*** OUT ... 'cause MB thinks Mark Hunt is too much for Lesnar to handle in his first fight back.

We got Michael out in L.A. and asked his opinion on the HUGE Lesnar vs. Hunt heavyweight throwdown at UFC 200 next weekend ... basically, who ya got?

If you thought Bisping was gonna give the PC toe-the-company-line answer on the biggest heavyweight fight of the year, you're DEAD WRONG.

Check out the clip -- Bisping confidently proclaims Hunt will knock out Lesnar ... while admitting there's a distinct possibility Lesnar takes Hunt to ground and beats his soul out of him.