http://espn.go.com/blog/dan-rafael/post/_/id/11558/heavyweight-perez-slated-for-tune-up-jan-9
I say might because it's conditional on if he gets an opponent in time or not.
K2 seems to be playing friendly with others
The cuban HW's are some of the few fighters at that weight that actually have decent boxing ability. Whether they win or not usually has come down to how hard they've trained in camp. both have had sloppy camps recently( Solis and Perez)