A potential title eliminator will headline UFC On Fuel TV IX as Alexander Gustafsson will face Gegard Mousasi. Gustafsson will be looking to build on the biggest win of his professional MMA career, which came over Mauricio Rua at UFC On Fox V. Mousasi will be making his UFC debut as he comes over from Strikeforce, where he once held their light heavyweight title. UFC On Fuel TV IX takes place on April 6th from the Ericsson Global Arena in Stockholm, Sweden with the aforementioned fighters headlining.