Retsos was on loan for the second half of the 2019/20 season at the Premier League club Sheffield United. Before that, the right footer, signed by Bayer 04 in the summer of 2017, had made 35 appearances for the Werkself with four goal involvements.
The Bundesliga is back at the BayArena this Saturday as Bayer 04 play their first home game of the 2026/27 campaign against Union Berlin (15:30 CEST). Moussa Diaby could make his second debut for the Werkself following his return to Leverkusen – and it would be an ideal fixture for the Frenchman. Here’s all you need to know ahead of the encounter in our matchday news.
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Werkself-TV shows the highlights of the Bayer 04 women's 2-1 at TSG Hoffenheim on the 3rd matchday of the Google Pixel Women's Bundesliga 2026/27.
Show moreThe Bundesliga returns to the BayArena for 2026/27 as Bayer 04 host Union Berlin on Saturday (15:30 CEST) looking for their first points of the season after last week’s opening loss at Elversberg. Head coach Carles Martínez spoke ahead of the game about what he’s learned, the team’s newest signings and who could return to the squad.
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Starting with the 2026/27 season, Bayer 04 has created a permanent memorial space at the BayArena. In the upper section of Block A in the southeast corner of the stadium, Werkself fans can honour friends and family members with whom they have shared many special moments connected to Bayer 04. In the coming months, this space will be gradually expanded, in particular with the active support of the fans.
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Bayer 04 has secured a new premium partner in DXC Technology, a leading provider of enterprise technology and innovation. The club has agreed a partnership with DXC running until 30 June 2028. At the heart of the partnership is DXC’s role as an AI integration partner. The company is integrating Bayer 04’s previously separate digital systems into a unified fan journey that begins long before matchday and extends well beyond the stadium visit. As a partner of the women’s team and main sponsor of #B04eSports, DXC will be supporting two promising sections of the club during this period. DXC will also gain significant visibility as the sleeve partner of the women’s team in the DFB Pokal.
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