Mainz

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3-4-2-1

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MF #7

Jaesung Lee

A reliable base for buildup, with range and composure from deep areas.

DF #31

Dominik Kohr

Brings duel strength and covering speed to stabilize the team shape.

GK #1

Alexander Schwolow

Adds vertical running and transition pace to raise the tempo.

GK #27

Robin Zentner

Can receive under pressure and turn tight spaces into chances.

No.	Pos.	Player	Note
1	GK	Alexander Schwolow	Joined from Heart of Midlothian FC on 2026-07-30
27	GK	Robin Zentner
40	GK	Maximilian Kinzig	Joined from 1.FSV Mainz 05 II on 2026-07-01
2	DF	Phillipp Mwene
3	DF	Fabio Gruber	Joined from 1.FC Nuremberg on 2026-07-01
4	DF	Stefan Posch	Joined from Como 1907 on 2026-08-12
5	DF	Eric Martel	Joined from 1.FC Köln on 2026-07-01
16	DF	Stefan Bell
19	DF	Anthony Caci
21	DF	Danny da Costa
30	DF	Silvan Widmer
31	DF	Dominik Kohr
47	DF	Rael Nakuzola
48	DF	Kacper Potulski
6	MF	Kaishu Sano
7	MF	Jaesung Lee
8	MF	Paul Nebel
10	MF	Nadiem Amiri
15	MF	Lennard Maloney
20	MF	Otto Ruoppi	Joined from Kuopion Palloseura on 2026-06-30
24	MF	Sota Kawasaki	Joined from Kyoto Sanga on 2026-07-01
9	FW	Phillip Tietz
11	FW	Ransford-Yeboah Königsdörffer	Joined from Hamburger SV on 2026-07-01
17	FW	Benedict Hollerbach
23	FW	Sheraldo Becker	Joined from CA Osasuna on 2026-07-01
26	FW	Silas Katompa Mvumpa
39	FW	Alynho Haïdara
1	GK	Lasse Rieß	Departed by 2026-09-01
3	DF	Moritz Jenz	Departed by 2026-09-01
25	DF	Andreas Hanche-Olsen	Departed by 2026-09-01
14	MF	Hong Hyun-seok	Departed by 2026-09-01
9	FW	Karim Onisiwo	Departed by 2026-09-01
29	FW	Jonathan Burkardt	Departed by 2026-09-01
44	FW	Nelson Weiper	Departed by 2026-09-01

Mainz Bundesliga 2026/27 formation, lineup and squad | QuickBoard