Lee Selby will have to get his hand raised this weekend if he hopes to keep his dream of becoming a two-sport world champion alive.The former IBF featherweight champion returns to action on Saturday night at BKB 61 in his second fight since ditching the gloves. Lee Selby returns to action on Saturday night for his second BKB fightBKB Selby, 39, made a successful bare-knuckle boxing debut in June, blowing away Antonio Rizzo inside two rounds.He is now set to take a step up in opposition against Ollie Sentance at the spiritual home of bare-knuckle boxing, the O2 Indigo Arena.Sentance (2-0) is coming off back-to-back wins against Nico Earwaker and former British title challenger Corey Healey.An impressive win for either man would give them suitable leverage to call for a world title shot against BKB super lightweight champion Estevan Partida.Where can you watch BKB 61?BKB 61 kicks off at 5.30pm GMT (12.30pm ET and 9.30am PT) on the BKB TikTok page before crossing over to the talkSPORT Boxing YouTube channel at 7pm (2pm ET and 11am PT). All the reaction will be picked up on talkSPORT.com and talkSPORT Fight Night on Saturday evening. Tune in to talkSPORT through the website via the live stream or find us on DAB digital radio through your smart speaker and on 1089 or 1053 AM.Download and listen to all our live commentaries via the talkSPORT app.Visit talkSPORT BET for all the latest odds and bet boosts for every big event.Subscribe to our talkSPORT YouTube channel for news, views and analysis, plus our regular goals show, and for more, follow us on talkSPORT Facebook and talkSPORT X.The top seven fights are being streamed on the talkSPORT Boxing YouTube channelBKB 61 undercardLee Selby vs Ollie Sentance – Super lightweightAmado Vargas vs Callum Nulty – Super featherweightMarko Martinjak vs Matty Askin – BridgerweightAsh Devenport vs Kalum Skhane – WelterweightAaron McCallum vs Simon Doherty – WelterweightDan Gittens vs Dan Cawse – WelterweightLuke Smudger Smith vs Paul O’Sullivan – Super welterweightCarl Hobley vs Claas Lilie – Bridgerweight Ashley Lloyd vs Marcus Pond – Cruiserweight Kornelijus Sabaliauskas vs Luke Fleming – Cruiserweight What has been said?Selby said: “I’m really looking forward to getting back in the Trigon and fighting in London again.“Ollie is a tough opponent, and I know he’ll be coming to bring a fight, so I’m expecting a proper battle. “It’s always special fighting in front of the British fans, and I’m excited to headline BKB 61 and put on a great night for everyone at The O2.”Sentance added: “Lee Selby is a former world champion and has achieved a lot in boxing, so I have nothing but respect for what he’s done. “But this is bare-knuckle boxing, and when we step into the Trigon, none of that matters. “I’ve worked hard for this opportunity, and I’m coming to London to test myself against one of the best names in the sport. “I’m ready for the challenge, and I’m coming to put on a fight the fans will remember.”Watch Boxing on DAZN*If you click a link in this boxout, we will earn affiliate revenueSign up to DAZN to access the definitive subscription for boxing fans.Upgrade to DAZN Ultimate from just £24.99/month, guaranteeing access to 185+ fights annually, a minimum of 12 pay-per-views at no extra cost, as well as every Lega Serie A match and other elite football access.Alternatively, DAZN Standard is just £15.99/month, with the caveat you will have to pay for pay-per-view events.Click here to sign up.