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 René Botteron an answer for?
In Who Played Both, if two of these clubs meet, René Botteron is one of the right answers.
- Köln – Nürnberg 27 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.