| March 31 edit |
|---|
EU | |   Fariko Impact   Clouds in the EGL 9 Blackpool. |
| March 25 edit |
|---|
NA |  UNiTE | GunShy, ShAnE, and Tommey join as temporary substitutes for Call of Duty Championship 2013, replacing Huhdle, Spacely, and Slacked, respectively, because age restriction. |
| March 24 edit |
|---|
EU | |  Prophecy  TCM-Gaming in the Insomnia48. |
| March 23 edit |
|---|
EU |  EPSI | Sowerz joins. XLNC leaves. |
| March 20 edit |
|---|
NA |  SoaR | Saints joins as temporary substitute for Call of Duty Championship 2013, replacing Methodz because of age restrictions. |
| March 18 (approx.) edit |
|---|
NA |  IcoNs | Ricky leaves. |
NA |  STRM | Eclipse, Faccento, Heroes, and RisK leave. |
EU |  pMp | Frido, GheMoN, POW3R, and Sowerz leave. |
| March 17 edit |
|---|
AP | | Raven InFiDream in the Call of Duty Championship 2013 Asia Regional Final. |
EU | |  Epsilon Esports  Fariko Dragons in the Call of Duty Championship 2013 Europe Regional Final. |
AF | |  XtaZ in the Call of Duty Championship 2013 South Africa Regional Final. |
NA | | Fariko Impact  UNiTE Gaming in the MLG Winter Championship 2013. |
| March 15 edit |
|---|
AP | |  Team Immunity  Mindfreak in the Call of Duty Championship 2013 Australia-New Zealand Regional Final. |
| March 13 (approx.) edit |
|---|
NA |  Crs | Apathy, CMPLX, Fatalize, and Rizma join. |
NA |  Dare | Apathy, CMPLX, Fatalize, and Rizma leave. |
| March 11 edit |
|---|
NA |  RNX | IntaKe, MoonstruK, OpTioN, and Plazma leave. |
| March 10 edit |
|---|
LA | HUNT | Arthur, Lucky, Nikko, and Preformed join. |
LA | |  SSOF Gaming in the Call of Duty Championship 2013 Brazil Regional Final. |
LA | |  The Stand  Team Rising Mx in the Call of Duty Championship 2013 Latin and South America Regional Final. |
| March 5 edit |
|---|
LA |  -SK- | FKiNg joins. |
| March 1 (approx.) edit |
|---|
EU | HORI | KyLee, MarkyB, Momo, and Peatie join. |
NA | |  IcoNs is disqualified from the COD Champs 2013 League Play Qualifier for competing with an underage player (Ricky). |
NA | | XsV Excessive is disqualified from the COD Champs 2013 League Play Qualifier for cheating/host booting. |
NA | Dare | Apathy, CMPLX, Fatalize, and Rizma join. |
AP |  PLT.Nv | Angel, ChaoticSlayer, Maniik, and Testrasides join. |
EU |  NxG | Donny, Kolgaa, Lukman, and Swanny join. |
EU |  proph | Tommey and XLNC join. Jake and ShAnE leave. |
NA |  vVv | Complex, Realize, Replays, and Theory join. |
EU | pMp | Frido, GheMoN, POW3R, and Sowerz join. |
