| Club | League | Years |
|---|---|---|
| PAOK | Super League Greece | 2011–2013 |
| Bayer Leverkusen | Bundesliga | 2013–2015 |
| Fulham | Premier League | 2014–2015 |
| Augsburg | Bundesliga | 2015–2019 |
| Stoke City | Premier League | 2018 |
| Hoffenheim | Bundesliga | 2019–2022 |
| VfL Bochum | Bundesliga | 2021–2022, 2022–2023 |
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 Konstantinos Stafylidis an answer for?
In Who Played Both, if two of these clubs meet, Konstantinos Stafylidis is one of the right answers.
- Bayer Leverkusen – VfL Bochum 30 players
- Fulham – Stoke City 23 players
- Augsburg – VfL Bochum 16 players
- Augsburg – Hoffenheim 15 players
- Augsburg – Bayer Leverkusen 13 players
- Bayer Leverkusen – Hoffenheim 11 players
- Hoffenheim – VfL Bochum 10 players
- PAOK – VfL Bochum 6 players
- Bayer Leverkusen – Fulham 6 players
- Augsburg – PAOK 5 players
- Fulham – Hoffenheim 5 players
- Fulham – VfL Bochum 5 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.