Leon Edwards, the current UFC welterweight champion, looked down and out against Kamaru Usman going into the final round of their fight last August. 

However, Edwards flipped the script and knocked out Usman cold with a leg kick which sent shockwaves through the MMA world.

Now Usman enters Edwards' backyard as he looks to win back the UFC 170lb title in a trilogy fight which will bring an end to this rivalry, but with Edwards set to be backed by a passionate home crowd, the 'Nigerian Nightmare' will need to produce a near perfect performance in the English capital. 

Here's everything you need to know about Edwards vs. Usman 3. 

When is Edwards vs. Usman 3? Date, start time tonight

• Date: Saturday, March 18
• Start time: 9 p.m. GMT / 5 p.m. ET
• Main event cagewalks (approx): 12 a.m. GMT / 8 p.m. ET

The main card is set to get underway at 9 p.m. GMT / 5 p.m. ET with the main event cagewalks scheduled for 12 a.m. GMT / 8 p.m. ET. These timings could change due to the length of the undercard fights. 

What channel/stream is Edwards vs. Usman 3 on tonight?

• U.S.: ESPN+ PPV
• UK: BT Sport Boxing Office

Fans in the U.S. will be able to watch the fight on ESPN+ PPV (click here for more information), while the fight will be available to purchase on BT Sport Box Office in the UK.  

Where is Edwards vs. Usman 3 tonight? 

The fight will take place at the O2 Arena in London. 

Leon Edwards record and bio

• Nationality: British
• Age: 31
• Height: 6' 2"
• Reach: 74"
• Total fights: 23
• Record: 20-3-0

Kamaru Usman record and bio

• Nationality: Nigerian
• Age: 35
• Height: 6' 0"
• Reach: 76"
• Total fights: 22
• Record: 20-2-0

Edwards vs. Usman 3 card

Main card

• Leon Edwards vs. Kamaru Usman; For Edwards' UFC welterweight title 
• Justin Gaethje vs. Rafael Fiziev; Lightweight
• Gunnar Nelson vs. Bryan Barberena; Welterweight
• Jennifer Maia vs. Casey O'Neill; Women's flyweight
• Marvin Verttori vs. Roman Dolidze; Middleweight

Prelims

• Jack Shore vs. Makwan Amirkhani; Featherweight
• Chris Duncan vs. Omar Morales; Lightweight
• Sam Patterson vs. Yanal Ashmoz; Lightweight
• Muhammed Mokaev vs. Jafel Filho; Flyweight

Early prelims

• Lerone Murphy vs. Gabriel Santos; Featherweight
• Christian Leroy Duncan vs. Dusko Todorovic; Middleweight
• Joanne Wood vs. Luana Carolina; Women's flyweight
• Jai Herbert vs. L'udovit Klein; Lightweight
• Julianna Miller vs. Veronica Macedo; Women's flyweight