| Club | League | Years |
|---|---|---|
| Manchester City | Premier League | 1999–2002 |
| Celtic | Scottish Premiership | 2007–2010 |
| Norwich City | Premier League | 2009 |
| Middlesbrough | Premier League | 2010 |
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 Chris Killen an answer for?
In Who Played Both, if two of these clubs meet, Chris Killen is one of the right answers.
- Manchester City – Norwich City 47 players
- Manchester City – Middlesbrough 28 players
- Celtic – Manchester City 27 players
- Celtic – Norwich City 27 players
- Middlesbrough – Norwich City 27 players
- Celtic – Middlesbrough 26 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.
