Story byAlexander BehuninFri, December 5, 2025 at 1:23 AM UTC·2 min readKarate Combat Heavyweight champion — and former UFC fighter — Sam Alvey faced off with terrifying Cuban knockout artist Robelis Despaigne at the conclusion of the Karate Combat 58 official weigh-ins this morning in Miami, Florida. The two collide tomorrow night in a championship main event that promises pure chaos. IIn the co-main event, Morocco’s Oussama Assli meets James Honey for the KC Welterweight title. The card also features several familiar names, including Chris Barnett — making his Karate Combat debut after his UFC release — Lorenz Larkin, and the always-entertaining Brandon Jenkins. AdvertisementAdvertisementAdvertisementWatch the staredowns below:Alvey enters the fight riding high after scoring an upset second-round knockout over kickboxing legend Tyrone Spong (watch highlights).