UFC Fight Night takes place at the Meta Apex in Las Vegas on Saturday, October 31.
Among the bouts, Nick Klein faces fellow American Joseph Kropschot at middleweight.
Tickets are on sale via AXS.
UFC Vegas 123 fight card
- Nick Klein vs. Joseph Kropschot, middleweight
- Lucia Szabova vs. Tainara Lisboa, flyweight
- Julian Erosa vs. Jeong Yeong Lee, featherweight
- Yana Santos vs. Luana Santos, bantamweight
- Andre Petroski vs. Azamat Bekoev, middleweight
- Theodor Berggren vs. Rodrigo Sezinando, welterweight
- Gaston Bolanos vs. Francis Marshall, featherweight
- Farman Hasanov vs. Jean-Paul Lebosnoyani, welterweight
*Card, ticket and broadcast information subject to change