The all-heavyweight card for UFC 146: Dos Santos vs. Mir is now official, as the weigh-ins took place earlier Friday.

The card goes down Saturday night from Las Vegas on Facebook, FX and pay-per-view.

In the main event, Junior dos Santos will defend his UFC heavyweight title against Frank Mir. The co-main event boasts Cain Velasquez vs. Antonio Silva.

UFC 146: DOS SANTOS VS. MIR WEIGH-IN RESULTS

Main Card (Pay-Per-View)

Junior dos Santos (239 lbs.) vs. Frank Mir (261 lbs.) for UFC heavyweight title

Antonio Silva (264 lbs.) vs. Cain Velasquez (240 lbs.)

Dave Herman (233 lbs.) vs. Roy Nelson (254 lbs.)

Shane Del Rosario (246 lbs.) vs. Stipe Miocic (245 lbs.)

Lavar Johnson (248 lbs.) vs. Stefan Struve (255 lbs.)

Prelim Card (FX)

Diego Brandao (145 lbs.) vs. Darren Elkins (145 lbs.)

Edson Barboza (155 lbs.) vs. Jamie Varner (156 lbs.)

C.B. Dollaway (186 lbs.) vs. Jason “Mayhem” Miller (185 lbs.)

Dan Hardy (170 lbs.) vs. Duane Ludwig (171 lbs.)

Prelim Card (Facebook)

Paul Sass (156 lbs.) vs. Jacob Volkmann (155 lbs.)

Kyle Kingsbury (205 lbs.) vs. Glover Teixeira (204 lbs.)

Mike Brown (145 lbs.) vs. Daniel Pineda (146 lbs.)