Arsenal hold a narrow 50.5% implied probability as slight favorites in the UEFA Champions League league-phase opener at Napoli’s Stadio Diego Armando Maradona on September 9, reflecting their greater squad depth, Premier League consistency, and attacking options under Mikel Arteta. Napoli, managed by Massimiliano Allegri, enter the fixture after a Serie A opening win over Genoa but face notable defensive absences, including long-term knee injuries to Alessandro Buongiorno and Luca Marianucci plus Pasquale Mazzocchi, which weaken their usual home resilience. The 26% draw probability accounts for the compact, low-scoring tendencies common in early European ties between well-organized sides, while Napoli’s 23.5% chance highlights their underdog status amid a transitional squad and demanding fixture list. Recent preseason and transfer activity around both clubs has reinforced trader consensus on Arsenal’s edge.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAll Sports
NFL
MLB
College Football
UFC
All
Premier League
LaLiga
Bundesliga
Serie A
MLS
Liga MX
Brasileirão Série A
Categoría Primera A
Club Friendlies
Taça de Portugal
Eliteserien
K League 2
K League 1
Allsvenskan
Eredivisie
USL Championship
Ligue 1
Brasileirão Série B
Uruguayan Primera División
Liga 1
Chinese Super League
Primeira Liga
DFB-Pokal
Liga FPD
J2 League
Ukrainian Premier League
Liga de Primera
LigaPro Serie A
Scottish Premiership
LaLiga2
USL League One
NWSL
Danish Superliga
2. Bundesliga
Primera Nacional
Ekstraklasa
Belgium Pro League
J1 League
Kazakhstan Premier League
efbet Liga
OBOS-ligaen
Liga Nacional de Guatemala
Israeli Premier League
League of Ireland Premier Division
Superettan
Veikkausliiga
SuperLiga
China League One
Serbian SuperLiga
Süper Lig
UEFA Champions League
Virslīga
UEFA Europa League
Categoría Primera B
Betri deildin
UEFA Conference League
Primera B (Chile)
EFL Championship
Austria Bundesliga
Besta deild karla
Copa do Brasil
Niké liga
NB I
League One
ÖFB Cup
Chance Liga
Copa Sudamericana
Saudi Pro League
Challenger Pro League
Swiss Super League
Scotland League Cup
Greece Super League
Leagues Cup
Serie B
Slovenia PrvaLiga
UEFA Women's Champions League
Eerste Divisie
National League
Copa Libertadores
Brasileirão Série C
A Lyga
Premium Liiga
Australia Cup
Ligue 2
Prva Liga
Egyptian Premier League
TFF Süper Kupa
UAE Pro League
League Two
Venezuelan Primera División
Turkey 1. Lig
Coppa Italia
Erovnuli Liga
A-League Men
Liga Profesional de Fútbol
EFL CUP
Greek Cup
Scottish Cup
KNVB Beker
China FA Cup
Copa Argentina
Bolivian Primera División
Botola Pro
Qatar Stars League
Hockey
Volleyball
Cycling
Poker
Chess
Pickleball
Esports
SSC Napoli – Arsenal FC
Team to Advance
$0 Vol.
Moneyline
Reg Time$7 Vol.
Spreads
Reg Time$0 Vol.
Totals
Reg Time$0 Vol.
Both Teams to Score?
Reg Time$0 Vol.
First Team to Score
Reg Time$0 Vol.
SSC Napoli Totals
Reg Time$0 Vol.
Arsenal FC Totals
Reg Time$0 Vol.
Market Opened: Aug 29, 2026, 2:33 PM ET
Resolution Source
https://www.uefa.com/Resolver
0x65070BE91...SSC Napoli – Arsenal FC
Team to Advance
$0 Vol.
Moneyline
Reg Time$7 Vol.
Spreads
Reg Time$0 Vol.
Totals
Reg Time$0 Vol.
Both Teams to Score?
Reg Time$0 Vol.
First Team to Score
Reg Time$0 Vol.
SSC Napoli Totals
Reg Time$0 Vol.
Arsenal FC Totals
Reg Time$0 Vol.
Market Opened: Aug 29, 2026, 2:33 PM ET
Resolution Source
https://www.uefa.com/Resolver
0x65070BE91...Arsenal hold a narrow 50.5% implied probability as slight favorites in the UEFA Champions League league-phase opener at Napoli’s Stadio Diego Armando Maradona on September 9, reflecting their greater squad depth, Premier League consistency, and attacking options under Mikel Arteta. Napoli, managed by Massimiliano Allegri, enter the fixture after a Serie A opening win over Genoa but face notable defensive absences, including long-term knee injuries to Alessandro Buongiorno and Luca Marianucci plus Pasquale Mazzocchi, which weaken their usual home resilience. The 26% draw probability accounts for the compact, low-scoring tendencies common in early European ties between well-organized sides, while Napoli’s 23.5% chance highlights their underdog status amid a transitional squad and demanding fixture list. Recent preseason and transfer activity around both clubs has reinforced trader consensus on Arsenal’s edge.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedBeware of external links.
Beware of external links.


Beware of external links.
Beware of external links.
Frequently Asked Questions