Matchday 4 of the UEFA Europa Conference League Phase has two high stakes matches on Wednesday, November 6th. The action is led by a fight between two of the top contenders as Mainz 05 take on ACF Fiorentina in Germany. Simultaneously, in a crucial contest where the winner is assured a strong position for the knockout phase, AC Sparta Prague hosts Raków Częstochowa in the Czech Republic. A comprehensive preview covers the latest UECL table, the current form, player news, and tactical predictions for the two critical European encounters.

Mainz 05 vs ACF Fiorentina Preview

Match Details

• Competition: UEFA Europa Conference League, League Phase (Matchday 4)
• Date: Wednesday, November 6th, 2025
• Kick-off Time: 5:45 PM UTC
• Venue: Mewa Arena, Mainz, Germany

Team Form and Conference League Standings

Mainz 05

Mainz had a decent beginning to their European campaign, having won the opening match. The German club currently lies 7th in the league-phase standings with 4 points from three matches while their recent form reads W-L-D-W-L across all competitions. They should, therefore, prove to be a formidable task for the Italian visitors.

ACF Fiorentina

The Italians go into the game currently enjoying a better position in the competition, with the German visitors just a place behind them. Fiorentina sits 6th overall with 5 points from three matches, and their recent form shows their tenacity, reading D-W-W-D-L across all competitions. They have secured three wins in their last four European fixtures.

Head-to-Head History & Key Stats

• Recent Edge: The only recent meeting between the teams was a high-scoring 3-3 draw in a club friendly.
• UCL History: This is the first competitive meeting between the two clubs.

Team News and Predicted Lineups

Mainz 05 Absentees

Mainz has injured a few of its key players.

• Injured/Out: Jonathan Burkhardt (injury), Silvan Widmer (injury), Brajan Gruda (injury).
• Key Players: Marcus Ingvartsen is expected to lead the attack.

ACF Fiorentina Absentees

Fiorentina may struggle with potential attack issues.

• Injured/Out: Nicolás González (suspension/injury), Moise Kean (injury).
• Key Players: Key players in midfield will be Alfred Duncan and Antonin Barak.

Predicted Starting XIs

• Mainz Predicted XI (3-4-2-1): Zentner; van den Berg, Caci, Hanche-Olsen; da Costa, Barreiro, Kohr, Mwene; Lee, Onisiwo; Ingvartsen.
• Fiorentina Predicted XI (4-2-3-1): Terracciano; Parisi, Milenković, Ranieri, Quarta; Arthur, Mandragora; Brekalo, Bonaventura, Kouamé; Beltrán.

Key Tactical Matchups

1. Mainz's Press vs Fiorentina's Possession: Mainz will bank on a high-energy press to disrupt Fiorentina's midfield and exploit transitions. Fiorentina will look to control the tempo through Arthur and Mandragora.
2. Ingvartsen vs Milenković: The forward of Mainz, Marcus Ingvartsen, against the key defender of Fiorentina, Nikola Milenković; that will be a duel.

AC Sparta Prague vs. Raków Częstochowa Match Preview

Match Details

• Date: Wednesday, November 6th, 2025
• Match Starting Time: 5:45 PM UTC
• Location: Generali Arena, Prague, Czech Republic

Team Form & Conference League Standings

AC Sparta Prague

Sparta Prague has been inconsistent in the competition but retains a strong position. The Czech side is 11th overall with 3 points from three matches, and their domestic form is excellent, coming off a victory over Plzeň. They have won three of their last four matches across all competitions.

Raków Częstochowa

Raków Częstochowa meanwhile are in a struggle for points in the European campaign. The representation of Poland is in the elimination bracket, ranked 26th overall with 1 point from three matches. Their recent form across all competitions reads L-W-L-W-D.

Head-to-Head History & Key Stats

• Historical Trend: These two clubs were drawn to play each other for the very first time in their history.
• Recent Form: Raków Częstochowa has only scored two goals in the league phase of the competition, which is the fewest of any team.

Team News & Predicted Lineups

Sparta Prague Absentees

For this crucial home fixture, Sparta Prague has a full squad available.

• Key Players: The attack will be spearheaded by Jan Kuchta and Lukáš Haraslín.

Raków Częstochowa Absentees

Raków is dealing with a few injuries, especially in defence.

• Injured/Out: Adnan Kovačević (injury), Zoran Arsenić (injury), Fabian Piasecki (injury).
• Key Players: Vladyslav Kocherhin is the main offensive threat.

Predicted Starting XIs

• Sparta Prague Predicted XI (4-3-3): Kovar; Wiesner, Sörensen, Panák, Ryneš; Kairinen, Sadilek, Laci; Haraslín, Kuchta, Karabec.
• Raków Predicted XI (4-3-3): Kovacevic; Svarnas, Racovitan, Tudor; Cebula, Lederman, Berggren, Koczerhin, Silva; Piasecki, Zwolinski.

Key Tactical Matchups

1. Sparta's Home Advantage vs Raków's Defense: Sparta Prague has a strong home record in the tournament. Raków will likely rely on a disciplined low block to deny them space in the final third.
2. Kuchta vs Raków Backline: Jan Kuchta's physical presence will be a constant threat against the injury-hit defense of Raków.

Current Betting Odds via Stake.com & Bonus Offers

Odds obtained for informational purposes.

Match Winner Odds (1X2)

Value Picks and Best Bets

Mainz vs Fiorentina: Given the highly even odds and the tactical focus on possession by both sides, backing BTTS – Yes offers strong value.

Sparta Prague vs Raków: Because of the favorable form for Sparta Prague going into this matchup, where they have home-field advantage against a struggling Raków offense, back Sparta Prague to Win to Nil.

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Prediction & Conclusion

Mainz 05 vs. ACF Fiorentina Prediction

This is expected to be a tight affair between the two evenly matched sides. While Fiorentina boasts marginally better recent form, Mainz's home advantage and intense pressing game should keep the scoreline low. A late goal will likely decide the winner as one side takes a crucial step toward qualification.

• Prediction of Final Score: Mainz 1 - 1 Fiorentina

AC Sparta Prague vs. Raków Częstochowa Prediction

With such a good home record and the form their attacking players are in, the clear favorite going into the match will be Sparta Prague. Injuries and low scoring in Europe will ultimately make life difficult for Raków Częstochowa in their efforts to contain the Czech champions. Sparta Prague should win comfortably.

• Prediction of the Final Score: Sparta Prague 2 - 0 Raków Częstochowa

The Final Match Prediction

These Matchday 4 results are crucial for the UEFA Conference League Phase standings. The victory of either Mainz or Fiorentina will significantly increase their chances of getting a Knockout Phase Play-Off spot. The expected win by Sparta Prague would most probably advance them into the top eight in the overall standings and push them toward direct qualifications to Round of 16. The results will clarify the true contenders in the second half of the group stage.