| Club | League | Years |
|---|---|---|
| Borussia Dortmund | Bundesliga | 2001–2004 |
| Hannover 96 | Bundesliga | 2001–2003 |
| Mainz | Bundesliga | 2004–2006 |
Only the clubs in the game are in the data; spells at other clubs, loans and youth years may be missing.
Which club pairs is Conor Casey an answer for?
In Who Played Both, if two of these clubs meet, Conor Casey is one of the right answers.
- Borussia Dortmund – Hannover 96 29 players
- Borussia Dortmund – Mainz 18 players
- Hannover 96 – Mainz 18 players
Source: Wikidata (CC0), Wikipedia club articles and player infoboxes (years at each club). Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.
