| September 29 edit |
|---|
NA |  THRU | Lacefield, Mochila, and Royalty join. FEARS rejoins. |
NA |  E6 | ExiB rejoins. |
| September 27 edit |
|---|
NA |  MTNY | Jsano joins. Psycho leaves. |
NA | |   OpTic Gaming   Denial Esports in the MLG GameBattles 10000 Series 2015-09-27. |
| September 26 edit |
|---|
NA |  STNNR | GodLike joins. |
NA | | OpTic Gaming  Team Envy in the UMG Gaming 2000 Series 2015-09-26. |
LA |  CALL | Martino joins. |
| September 25 edit |
|---|
NA |  ENVY | Goonjar rejoins. |
NA | MTNY | Evasion, Psycho, Stringo, and Wolf join. |
NA |  ORB | Replays joins. |
NA | ENVY | Jurd is loaned from TCM-Gaming. |
NA |  TCM | Jurd is loaned to Team Envy. |
NA | |  Alpha Gaming MLG GAVE ME MY CREDS in the MLG GameBattles Amateur 1K Series 2015-09-25. |
| September 24 edit |
|---|
NA |  3sUP | Fox joins. |
INT | | Call of Duty World League is announced. |
NA |  ON | NAMELESS joins. |
NA |  RISE | ACHES joins. |
LA | CALL | Doty leaves. |
| September 23 edit |
|---|
EU |  XGN | Dexter, Fallon, Macca, and Voom join. |
NA |  DNL | Classic joins. |
NA |  EPSI | AquA joins. Royalty leaves. |
NA |  ELV | Octane joins. Classic leaves. |
NA | ENVY | AquA and Octane leave. |
| September 22 edit |
|---|
NA |  MW | Cells, Goonjar, Ivy, and Pacman leave. |
NA | ORB | Accuracy leaves. |
NA | 3sUP | Aries leaves. |
NA | TCM | ACHES, FEARS, and TeePee leave. |
NA | STNNR | Baker leaves. |
LA |  NK | Horid, Martino, RecKz, and Stalizy leave. |
NA |  tK | Apathy joins. |
| September 21 edit |
|---|
NA |  dT | Anticity leaves. |
NA | XGN | Lacefield and StuDyy leave. |
NA |  VexX | PLuTo and Sarco join. |
EU |  Rift | Defrag, Niall, and QwiKeR join. Insight leaves. |
NA | tK | NAMELESS leaves. |
| September 20 edit |
|---|
NA | DNL | Replays leaves. |
NA | RISE | Apathy leaves. |
EU | |  Vitality.Storm  Millenium in the DreamHack London Championship 2015. |
NA | |  FaZe Clan OpTic Gaming in the MLG Pro League 2015 Season 3 Playoffs. |
| September 19 edit |
|---|
NA | ON | Mochila leaves. |
| September 18 edit |
|---|
NA |  LTHL | Holler, Kade, MRuiz, and Proto join. |
NA | | 3Peat GTM eSports in the MLG GameBattles Amateur 1K Series 2015-09-18. |
| September 17 edit |
|---|
EU |  Sy | mAxxie joins. |
| September 15 edit |
|---|
EU |  eQ | NikzeN joins. |
EU |  INFS | Peatie, Urban, and Zer0 join. Bance, Joshh, and Nathan leave. |
| September 14 edit |
|---|
NA | | OpTic Gaming  Elevate in the MLG Pro League 2015 Season 3 Regular Season. |
| September 13 (approx.) edit |
|---|
NA |  REPE | Dedi, DerpiN, GodLo, and Maux leave. |
| September 13 edit |
|---|
NA | MW | Team signs roster of  U4X eSports. Cells, Goonjar, Ivy, and Pacman join. |
NA |  U4X | Roster is signed by  Most Wanted. Cells, Goonjar, Ivy, and Pacman leave. |
NA | | OpTic Gaming FaZe Clan in the MLG GameBattles 5000 Series 2015-09-13. |
| September 12 edit |
|---|
EU |  xL | Insight joins. Zee leaves. |
NA | | Denial Esports Elevate in the UMG Gaming 2000 Series 2015-09-12. |
| September 11 edit |
|---|
NA | | Wabba jamba Hazard + INI in the MLG GameBattles Amateur 1K Series 2015-09-11. |
| September 9 edit |
|---|
AP |  F/A | Hopey retires. |
NA | E6 | FeLo leaves. |
EU |  V.St | Joee, MadCat, and Swanny join. LXT, Peatie, and Urban leave. |
NA |  TT | ExiB, Grizzly, Kade, and MRuiz leave. |
| September 7 edit |
|---|
AP |  ATVI | Bio Acid (Caster) retires. |
NA |  vQ | Demise and GodRx leave. |
EU |  MILL H | Carbon, KammyZ, PasTeeK, and ZeeK join. |
EU | MILL | Moose and Reedy join. |
EU | MILL | Joee and MadCat leave. Reedy (temporary substitute) leaves. |
EU | EPSI | Team disbands. Dominate, ShAnE, Swanny, and Zer0 leave. |
| September 7 (approx.) edit |
|---|
NA |  CRCA | Anthrax, Koots, Logic, and Zelos leave. |
| September 6 edit |
|---|
NA | VexX | Holler and Proto leave. |
AP | |  Super Saiyans  Citadel Gaming in the ACL Melbourne 2015. |
NA | | OpTic Gaming Denial Esports in the UMG Washington DC 2015. |
| September 5 edit |
|---|
EU |  RIOT | LouiCM, Meemo, Rxmpage, and Zerg join. |
EU |  LVTY | DREAL and RiRi join. Fallon and Macca leave. |
| September 4 edit |
|---|
NA | | 2Peat ffggfgfgsg in the MLG GameBattles Amateur 1K Series 2015-09-04. |
| September 3 edit |
|---|
EU | Rift | Detain and YellowBeanBag leave. |
| September 1 (approx.) edit |
|---|
EU |  UX | Bullet, Cookie, DaMagic, and FreddyK leave. |
NA | 3sUP | Aries leaves. |
NA | ENVY |
MerK leaves. |
