BRASILIA, Brazil -- Andrei Arlovski’s knockout over Antonio Silva was worth an extra $50,000 dollars, the UFC announced at the UFC Fight Night 51 post-fight press conference at the Nilson Nelson gymnasium in Brasilia, Brazil, on Sept. 13.
Arlovski earned the "Performance of the Night" bonus for his first-round stoppage victory in a rematch against "Bigfoot," who had scored decision victory over him inside the Strikeforce cage in 2010.
Arlovski now rides a 5-0 winning streak under the UFC banner, three of them coming by way of knockout.
Gleison Tibau and Piotr Hallman, who battled for three rounds in the co-main event, earned the "Fight of the Night" bonus. After 15 minutes of action, the Brazilian earned the split decision victory.
According to UFC officials, UFN 51 drew 8,822 fans in attendance on Saturday night.