WORLD CHAMPIONSHIP · Antigua
RemseyTrujillovsIsaacCastan
Vacant UBO world super-welterweight title (minor sanctioning body)
ConfirmedFriday · Antigua, Guatemala
Polideportivo La Polvora
Antigua · Polideportivo La Polvora
Venue-local date; Australian date awaits a confirmed start time
Source-checked · 12 Nov 2026
THE FIGHT CARD
Announced bouts. Running order subject to change.
- TITLE BOUT
Remsey Trujillo vs Isaac Castan
Vacant UBO world super-welterweight title (minor sanctioning body)
- CO-MAIN EVENT
Wyatt Trujillo vs Efrain Urena
Vacant WBF world super-middleweight title (minor sanctioning body)
More bouts may be announced. Dates and opponents can change.
WHAT TO KNOW
Minor sanctioning-body world championship, not a WBA/WBC/IBF/WBO title.
VERIFIED SOURCES
Last checked 12 Nov 2026
- Universal Boxing Organization
November 9 UBO announcement confirms December 4 double-header at Polideportivo La Polvora in Antigua, including both vacant UBO super-welterweight and WBF super-middleweight world championships.
Dates, opponents, times and titles are subject to change. Confirm arrangements with the promoter or venue before travelling.