6 rounds

Colby
Madison
VS
Guido
Vianello

Vianello · KO 1/6

Updated Oct 20, 2026 · Sources: English Wikipedia, Wikipedia (ru), Nevada State Athletic Commission — Results

Nov 30, 2019 · Cosmopolitan of LV, Las Vegas, 🇺🇸

Madison going in0-0-0

Vianello going in5-0-0

Confirmationofficial ★

MethodKO

Round1 of 6 · 0:44

Noteslinked_from_raw:Colby Madison

Event

DateNov 30, 2019

VenueCosmopolitan of LV

CityLas Vegas

Country🇺🇸 United States

PromoterTop Rank, Inc., Golden Boy Promotions & Star Boxing

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Guido_Vianello

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Nevada State Athletic Commission — Results
side neutral · observed 2026-10-12
boxing.nv.gov/uploadedFiles/boxingnvgov/content/results/2...

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