MMA prospect rankings update middleweight-welterweight: Vitor Vianna, Trey Houston, & Yuri Villefort earn five star status

ULTMMA.com has released and updated its latest set of Mixed Martial Arts prospect rankings. The rankings cover a top 20 for each of the eight major MMA weight classes heavyweight through flyweight with a total of 160 unsigned prospects rated.

With a total a nine five star MMA prospects between the two weight classes, the middleweight and welterweight divisions are two of the most top heavy top 20s on our list. Training in Las Vegas via way of Rio Di Janeiro, Brazil middleweight Vitor Vianna (11-1) is big league promotion ready right now. At 31 years of age and a member of the Wand Fight Team, Vianna returned to MMA in 2010 after a two year layoff and promptly steamrolled both of his opponents in round one.

Oklahoma's Trey Houston (7-0) is the number three ranked middleweight. The 22 year old Houston has sliced his way through all seven of local Midwest opponents with a perfect seven stoppages, with six via submission.

19 year old Yuri Villefort (6-0) entered into MMA with a lot hype and thus far has lived up to his projections. Despite feasting on a low level of MMA competition, Villefort has taken care of business and finished five of six opponents.

Possibly pound for pound the top prospect out of Brazil in 2011, welterweight Erick Silva (12-1) debuts at number four in the 170 pound rankings. A member of Team Nogueira, at 26 years old Silva is a five star prospect with the ability to walk off the streets into UFC or Strikeforce welterweight division and hold his own against the big league contenders.

ULTMMA.com MMA prospect rankings