UFC.com has announced that UFC newcomer Ryan Roberts has agreed to take on Marcus Aurelio on April 2nd at UFC Fight Night 13 in place of an injured Spencer Fisher:
“Nebraska’s Ryan “Are You Ready” Roberts will enter the UFC Octagon for the first time on April 2nd when he takes on veteran Marcus Aurelio in [...]

Spencer “The King” Fisher will take on Marcus “Maximus” Aurelio in a main card bout at UFC Fight Night 13 in April.
The event will take place April 2nd, likely in Denver, Colorado, and will serve as the lead-in for the debut episode of The Ultimate Fighter 7. In co-main event bouts lightweights Kenny Florian and [...]

Rashad Evans def. Michael Bisping via split decision
Thiago Silva def. Houston Alexander via KO – Round 1, 3:25
Karo Parisyan def. Ryo Chonan via unanimous decision
Ed Herman def. Joe Doerksen via KO – Round 3, 0:39
Frank Edgar def. Spencer Fisher via unanimous decision
Thiago Alves def. Chris Lytle via TKO (doctor stoppage) – Round 2, 5:00
Joe [...]

Main Card

Michael Bisping (205) vs. Rashad Evans (206)
Houston Alexander (203) vs. Thiago Silva (204)
Ryo Chonan (169.5) vs. Karo Parisyan (170)
Joe Doerksen (185.5) vs. Ed Herman (186)
Frankie Edgar (154) vs. Spencer Fisher (154.5)

Undercard

Chris Lytle (170.5) vs. Thiago Alves (171)
Jason Reinhardt (155) vs. Joe Lauzon (155)
Luke Caudillo (155.5) vs. Marcus Aurelio (156)
Akihiro Gono (169) [...]

Marcus Aurelio and Luke Caudillo have agreed to fight at UFC 78, unofficially completing the fight card for the November 17th event:
A representative from the American Top Team today confirmed Brazilian Jiu-Jitsu black belt Marcus Aurelio has accepted a fight with Luke Caudillo at UFC 78 “Validation” Saturday, Nov. 17 at the Prudential Center in [...]

Rumors from Sherdog.com hint that PRIDE veteran Marcus Aurelio (14-4 MMA, 0-0 UFC)  is considering a move to the UFC from PRIDE after their upcoming lightweight grand prix. From the article:
“According to predictions, Marcus Aurelio won’t have an easy start to the PRIDE Lightweight Grand Prix. According to several rumors, the Brazilian will probably face [...]