The undefeated Irish prospect Callum “King” Walsh (15-0-0, 11 KOs) faces the seasoned Mexican veteran Carlos “Chema” Ocampo (38-3-0, 26 KOs) in a 10-round super welterweight (154 lb) main event for Zuffa Boxing’s inaugural card. This clash pits Walsh’s technical precision, youth, and southpaw style against Ocampo’s veteran experience, power punching, and durability as a former world title challenger. As Dana White’s Zuffa Boxing debut event, the bout serves as a high-profile introduction to the promotion, with Walsh looking to solidify his contender status and Ocampo aiming for a major upset.
Fight Details
Main card starts around 9:00 p.m. ET (6:00 p.m. PT), with ringwalk estimated at 10:20 p.m. ET (7:20 p.m. PT) depending on undercard progression.
Venue: UFC META Apex (formerly UFC Apex), Las Vegas, Nevada, USA.
TV Broadcast: Paramount+ (main card streaming); prelims on UFC Fight Pass or Paramount+.
How to Watch: Live stream on Paramount+ (U.S.) and UFC Fight Pass (international); event begins with prelims at approximately 6:00 p.m. ET.
Fighter Records and Background
Callum Walsh (“King”): 15-0-0 (11 KOs). Age: 24 (born February 9, 2001). Height: 5’9″ (175 cm). Reach: 71.5″ (182 cm). Stance: Southpaw. Nationality: Irish (Cork), fighting out of Ventura, California. A former amateur standout, Walsh turned pro in 2021 and has built an unbeaten record with sharp counterpunching, footwork, and finishing ability (73% KO rate). Ranked in top-10 by several sanctioning bodies at super welterweight.
Carlos Ocampo (“Chema”): 38-3-0 (26 KOs). Age: 30 (born around 1995). Height: 5’10.5″ (179 cm). Reach: 73″ (185 cm). Stance: Orthodox. Nationality: Mexican (Ensenada, Baja California). A veteran with over 40 pro fights, Ocampo has challenged for world titles (losses to Errol Spence Jr., Sebastian Fundora, and Tim Tszyu) but boasts a high KO rate (68%) and rebounding form with three straight stoppage wins in 2025.
Recent Form
Walsh is 3-0 in 2025, showcasing versatility with decisions and technical dominance. Ocampo is 3-0 since his last loss, with recent stoppages against lower-level opposition.
Callum Walsh Last 5 Fights:
Sep 13, 2025: W UD vs. Fernando Vargas Jr. (10 rounds) – Wide decision win in high-profile bout.
Jun 21, 2025: W TD vs. Elias Espadas (5 rounds) – Retained WBC Continental Americas super welterweight title.
Mar 16, 2025: W KO vs. Dean Sutherland (1 round) – Quick stoppage.
Earlier wins: Consistent decisions and KOs, maintaining unbeaten streak.
Walsh is 5-0 in his last five, blending power and boxing IQ.
Carlos Ocampo Last 5 Fights:
Oct 25, 2025: W KO vs. Ricardo Banuelos Cernas (3 rounds) – Stoppage win.
Feb 22, 2025: W TKO vs. Luis Enrique Montelongo Morales (2 rounds) – Quick finish.
Earlier 2025: Three straight KOs/stoppages after losses in title challenges.
Jun 18, 2023: L KO vs. Tim Tszyu (1 round) – Last major defeat.
Ocampo is 3-0 in his last three (all stoppages), showing resurgence.
Injury Report
No reported injuries for either fighter as of January 20, 2026. Walsh has a clean health record in recent bouts. Ocampo has no lingering issues from his 2025 activity. Both appear fully fit; monitor weigh-ins for any late concerns.
Fighter Matchups
This 10-round super welterweight bout features Walsh’s southpaw technical boxing and footwork against Ocampo’s orthodox power and veteran savvy. Walsh’s slight reach advantage (71.5″ vs. 73″) could help, but Ocampo’s durability (has gone deep in title fights) tests Walsh’s finishing power.
Striking: Walsh (73% KO rate) uses precise counters and volume. Ocampo (68% KO rate) lands heavy hooks/body shots. Advantage: Walsh in technical exchanges; Ocampo if it becomes a brawl.
Pace/Cardio: Walsh has gone 10 rounds recently; Ocampo has title fight experience but recent stoppages suggest early aggression. Walsh’s youth favors late rounds.
X-Factor: Walsh’s southpaw stance disrupts Ocampo’s orthodox style; Ocampo’s experience could exploit any overconfidence.
Walsh ranked higher (top-5/10 sanctioning bodies); Ocampo brings title-challenger pedigree.
Fight History
First professional meeting—no prior bouts or amateur encounters. Both enter with strong records (Walsh 15-0, Ocampo 38-3), making it a classic prospect-vs-veteran test.
FIGHT ODDS
Callum Walsh – 675
Carlos Ocampo + 425
Odds Courtesy of Sports Odds Direct as of Thursday, January 22, 2025
