 |
Player | Position | Former Team | New Team | Transaction date | Notes | |
| 1. | Anderson, Brian | OF | BOS | KC | 12/23/09 | One-year contract | |
| 2. | Anderson, Josh | CF | KC | CIN | 1/05/10 | Minor League contract | |
| 3. | Bale, John | RP | KC | --- | --- | Signed with Hiroshima Carp, 2/19 | |
| 4. | Bannister, John | SP | KC | KC | 11/27/09 | Minor League contract | |
| 5. | Bellorin, Edwin | C | COL | KC | 11/15/09 | Minor League contract | |
| 6. | Bourgeois, Jason | OF | KC | TB | 11/29/12 | Minor league contract | |
| 7. | Bullington, Bryan | RP | TOR | KC | 11/24/09 | Minor League contract | |
| 8. | Campillo, Jorge | RP | ATL | KC | 11/20/09 | Minor League contract | |
| 9. | Chavez, Endy | OF | BAL | KC | 12/31/12 | Minor league contract | |
| 10. | Chen, Bruce | SP | KC | KC | 11/23/11 | Two-year contract | |
| 11. | DiNardo, Lenny | SP | KC | OAK | 1/07/10 | Minor League contract | |
| 12. | Feliz, Pedro | 3B | STL | KC | 2/02/11 | Minor league contract | |
| 13. | Getz, Chris | 2B | CWS | KC | 11/06/09 | Traded with Josh Fields for Mark Teahen | |
| 14. | Herges, Matt | RP | COL | KC | 1/11/10 | Minor League contract | |
| 15. | Kendall, Jason | C | KC | --- | --- | --- | |
| 16. | Nady, Xavier | OF | SF | KC | 12/14/12 | Minor league contract | |
| 17. | Ponson, Sidney | SP | KC | --- | --- | Released | |
| 18. | Rupe, Josh | RP | KC | BAL | 11/29/10 | Minor league contract | |
| 19. | Thompson, Brad | RP | STL | KC | 11/19/09 | Minor League contract | |
| 20. | Waechter, Doug | RP | KC | --- | --- | Minor League free agent | |
| 21. | Wilson, Vance | DH | KC | KC | 11/20/09 | Minor League contract | |
| 22. | Yabuta, Yasuhiko | RP | KC | --- | --- | Club declined option | |
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