UFC Fight Night 100: Bader vs. Nogueira 2 is a mixed martial arts Light Heavyweight main event produced by the Ultimate Fighting Championship between Ryan "Darth" Bader (21-5-0, 7 KO's) from Reno, Nevada going up against Antônio Rogério "Little Nog" Nogueir (22-7-0, 7 KO's) from Gardena, California. This card is airing live tonight from the Ginásio do Ibirapuera in São Paulo, Brazil.

The scheduled undercard bouts are as follows:

Bantamweight: Thomas Almeida vs. Albert Morales

Middleweight: Thales Leites vs. Krzysztof Jotko

Welterweight: Sérgio Moraes vs. Zak Ottow

Welterweight: Warlley Alves vs. Kamaru Usman

Women's Strawweight: Cláudia Gadelha vs. Cortney Casey

UFC Fight Night 101 is a mixed martial arts Middleweight main event card that will be held by the Ultimate Fighting Championship between Robert "The Reaper" Whittaker (16-4-0, 7 KO's) fighting out of Menai, New South Wales, Australia taking on the challenge of Derek Brunson (16-3-0, 8 KO's) fighting out of Wilmington, North Carolina. This card is airing live tonight from the Rod Laver Arena in Melbourne, Australia.

The scheduled undercard bouts are as follows:

Featherweight: Yusuke Kasuya vs. Alex Volkanovski

Light Heavyweight: Tyson Pedro vs. Khalil Rountree

Lightweight: Jake Matthews vs. Andrew Holbrook

Welterweight: Kyle Noke vs. Omari Akhmedov

Women's Strawweight: Seo Hee Ham vs. Danielle Taylor