The UFC has brought fighters from three other major promotions into its fold over the years: PRIDE, the WEC and Strikeforce.

Zuffa LLC, then owner of the UFC, purchased PRIDE in 2007. In 2010, the WEC merged into the UFC, giving the promotion lighter-weight fighters on the roster. And Zuffa purchased Strikeforce in 2011. It ran it as its own thing for less than two years before merging it into the UFC.

So of those three, which proved to be the most valuable for the UFC? That’s the question we asked in Tuesday’s Daily Debate feature for MMAjunkie Radio. The results were pretty heavily in favor of Strikeforce (via Twitter):

In the video above, the MMAjunkie Radio hosts give their takes.

For more on the UFC’s upcoming schedule, check out the UFC Rumors section of the site.

MMAjunkie Radio broadcasts Monday-Friday at 1 p.m. ET (10 a.m. PT) live from Mandalay Bay Resort & Casino’s Race & Sports Book. The show is hosted by “Gorgeous” George Garcia, Brian “Goze” Garcia and Dan Tom. For more information or to download past episodes, go to www.mmajunkie.com/radio.