A key light heavyweight battle between Alexander Gustafsson and Jan Blachowicz has been set for UFC Fight Night 93.

The event takes place September 3 from Hamburg, Germany and the Barclaycard Arena. Josh Barnett-Andrei Arlovski is the scheduled main event.

Gustafsson (16-4) is just 1-3 over his last four, with two of those losses coming to Jon Jones and Daniel Cormier for the UFC title. He earned a 2014 finish vs. Jimi Manuwa and was also bested by Anthony Johnson last year.

Blachowicz (19-5) sports a 2-2 Octagon mark, including an April decision over Igor Pokrajac.

Below is the current lineup:

Heavyweight: Andrei Arlovski vs. Josh Barnett

Light Heavyweight: Alexander Gustafsson vs. Jan Blachowicz

Light Heavyweight: Ryan Bader vs. Ilir Latif

Middleweight: Scott Askham vs. Jack Hermansson

Welterweight: Peter Sobotta vs. Nicolas Dalby

Welterweight: Emil Weber Meek vs. Jessin Ayari

Heavyweight:: Jarjis Danbo vs. Christian Colombo

Lightweight: Nick Hein vs. Tae Hyun Bang

Lightweight: Rustam Khabilov vs. Reza Madadi

Bantamweight: Brad Pickett vs. Henry Briones