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| July 20 | ||
|---|---|---|
 FLA | Slacked leaves. | |
| July 19 | ||
 NY | Diamondcon moves to starting roster. Clayster moves to substitute. | |
| NY | Diamondcon returns from loan to Team Canada. | |
| July 16 | ||
| Call of Duty League Championship 2021 tickets go on sale. | ||
| July 7 | ||
| Call of Duty League Championship 2021 will take place on August 19-22 in Los Angeles. | ||
| July 6 | ||
| Call of Duty League 2021 - Stage 5 Major will allow fans at the event. | ||
| June 25 | ||
| Call of Duty League 2021 - Stage 5 schedule and groups announced. | ||
| Call of Duty League 2021 - Stage 5 start date pushed back to July 8. | ||
| June 24 | ||
 LAT | Drazah moves to starting roster. Huke moves to substitute. | |
| LAT | John joins. | |
| NY | Team announces  NYSL Mayhem mobile lineup. | |
| June 23 | ||
| FLA | Slacked returns from loan to WestR. | |
| LAT | TJHaLy is loaned to WestR. | |
| LAT | TJHaLy moves to substitute. | |
| June 21 | ||
| NY | Decemate (temporary substitute) leaves. | |
 LAG | Cheen moves to academy roster. MentaL moves to starting roster. | |
| June 20 | ||
| Cellium is awarded the Call of Duty League 2021 - Stage 4 Player of the Stage. | ||
  Atlanta FaZe   Dallas Empire in the Call of Duty League 2021 - Stage 4 Major. | ||
| June 17 | ||
| LAT | Drazah subs in for Huke in LR1 vs LAG due to COVID protocol. | |
| June 16 | ||
 MIN | Smixie (Content Creator) joins. | |
| June 15 | ||
| NY | Decemate joins as temporary substitute for Call of Duty League 2021 - Stage 4 Major, replacing Asim because of VISA issues. | |
| June 10 | ||
 ATL | Sib returns from loan to EastR. | |
| LAT | Venom is loaned to EastR. | |
 DAL | FeLo is loaned to EastR. | |
| June 9 | ||
| LAT | Huke and SlasheR move to starting roster. Drazah and Venom move to substitutes. | |
| May 28 | ||
 LDN | Afro moves to starting roster. Zed moves to substitute. | |
| FLA | QueenShadows (Content Creator) joins. | |
| May 25 | ||
 PAR | Zaptius joins. | |
| May 24 (approx.) | ||
| NY | Diamondcon is loaned to Team Canada. | |
 CHI | General returns from loan to Triumph. | |
| NY | Diamondcon joins as substitute from academy roster. | |
| May 24 | ||
| Call of Duty League Ruleset v1.5 is released. | ||
| LAT | TJHaLy moves to starting roster. Huke moves to substitute. | |
 SEA | Classic joins. | |
| PAR | Classic leaves. | |
| May 23 | ||
| aBeZy Dashy in the CDL All-Star 1v1. | ||
 Team Chance  Team NAMELESS in the CDL All-Star Caster Draft 4v4. | ||
| May 21 | ||
| NY | Diamondcon moves to academy roster. | |
| CDL All-Star Weekend Caster Draft 4v4 teams announced. | ||
| DAL | Vivid joins. | |
| LAG | Vivid leaves after loan to Trash Bros ends. | |
| Call of Duty League 2021 - Stage 4 schedule and groups announced. | ||
| May 20 | ||
| DAL | FeLo moves to substitute. | |
| May 19 | ||
| FLA | Slacked is loaned to uT Crew. | |
| FLA | Slacked returns from loan to Fantastic Four. | |
 TOR | Methodz is loaned to uT Crew. | |
| TOR | Methodz returns from loan to Fantastic Four. | |
| May 18 | ||
| All-Star Weekend representatives announced. | ||
| SEA | Decemate leaves. | |
| LDN | Dominate (Coach) rejoins. Alexx moves to starting roster. Zaptius leaves. | |
| May 17 | ||
| MIN | MajorManiak moves to starting roster. Accuracy moves to substitute. | |
| MIN | MajorManiak returns from loan to uT Crew. | |
| May 16 | ||
| Arcitys is awarded the Call of Duty League 2021 - Stage 3 Player of the Stage. | ||
Atlanta FaZe  New York Subliners in the Call of Duty League 2021 - Stage 3 Major. | ||
| May 13 | ||
| LDN | Team is sponsored by Midnite. | |
| May 6 | ||
| Future Majors will be four day events featuring Winners Bracket matches at the end of each day. | ||
| Stage 4 Major will take place on LAN without fans in attendence. | ||
| May 5 | ||
| Call of Duty League 2021 All-Star Weekend is announced. Will take place May 22-23. | ||
| May 4 | ||
| LAG | Vivid is loaned to Trash Bros. | |
| LAT | Huke joins. | |
| DAL | Huke leaves. | |
| LAT | TJHaLy moves to substitute. | |
| May 3 | ||
| SEA | Decemate joins. Loony moves to substitute. | |
| April 29 | ||
| MIN | Blazt (Content Creator) joins. | |
| April 28 | ||
| LDN | Zer0 and Dominate (Head Coach) leave. | |
| April 27 | ||
| NY | gursh (Social Media Coordinator) joins. | |
| April 24 | ||
| NY | HyDra moves to starting roster. Diamondcon moves to substitute. | |
| April 22 | ||
| ATL | Sib is loaned to EastR. | |
| DAL | FeLo moves to starting roster. Huke moves to substitute. | |
| DAL | FeLo returns from loan to EastR. | |
| April 21 | ||
| ATL | x2Pac ThuGLorD (Analyst) joins. | |
| LAG | Cheen moves to starting roster. Vivid moves to substitute. | |
| April 19 | ||
| NY | HyDra returns from loan to Subliners Academy. | |
| Call of Duty League Ruleset v1.4 is released. | ||
| LDN | Zaptius joins. Dylan moves to substitute. | |
| April 16 | ||
| Call of Duty League 2021 - Stage 3 groups and schedule revealed. | ||
| April 15 | ||
| FLA | Havok moves to starting roster. | |
| April 14 | ||
| Call of Duty League announces that select events will return to LAN later this season. | ||
| April 13 | ||
| FLA | Slacked is loaned to Fantastic Four. | |
| ATL | Sib returns from loan to Fantastic Four. | |
| MIN | MajorManiak is loaned to uT Crew. | |
| PAR | Temp joins. | |
| LAT | Temp leaves. | |
| PAR | Fire leaves. | |
| April 11 | ||
| FLA | Slacked moves to substitute. | |
| Bance is awarded the Call of Duty League 2021 - Stage 2 Player of the Stage. | ||
 Toronto Ultra Atlanta FaZe in the Call of Duty League 2021 - Stage 2 Major. | ||
| April 7 | ||
| LAT | CouRage (Co-Owner) and Valkyrae (Co-Owner) join. | |
| April 6 | ||
| TOR | Methodz is loaned to Fantastic Four. | |
| FLA | LEGIQN (Content Creator) joins. | |
| April 5 | ||
| LAT | Temp returns from loan to WestR. | |
| LAT | Drazah moves to starting roster. SlasheR moves to substitute. | |
| LAT | Drazah returns from loan to Fantastic Four. | |
| TOR | Methodz returns from loan to WestR. | |
| April 3 | ||
| TOR | Methodz is loaned to WestR. | |
| April 1 | ||
| ATL | Sibilants renames to Sib. | |
| March 25 (approx.) | ||
| LDN | Zer0 returns from loan to House Tarth. | |
| March 22 | ||
| LAT | Temp is loaned to WestR. | |
| MIN | Standy joins. MajorManiak moves to substitute. | |
| LAT | Drazah is loaned to Fantastic Four. | |
| LAT | Venom joins. Temp moves to substitute. | |
| March 19 | ||
| TOR | Insight moves to starting roster. | |
| March 17 | ||
| NY | Aydan (Content Creator) joins. | |
| March 16 | ||
| NY | HyDra is loaned to Subliners Academy. | |
| LDN | PaulEhx joins. | |
| March 15 | ||
| NY | Kevin Durant (Investor) joins. | |
| LDN | Parasite (temporary substitute) leaves. | |
| Call of Duty League Ruleset v1.3 is released. | ||
| March 13 (approx.) | ||
| ATL | Sib is loaned to Fantastic Four. | |
| March 13 | ||
| DAL | FeLo is loaned to EastR. | |
| March 12 | ||
| Call of Duty League 2021 - Stage 2 groups and schedule revealed. | ||
| TOR | Wi5dom12 (General Manager) leaves. | |
| March 10 | ||
| TOR | Methodz moves to substitute. | |
| March 9 | ||
| LDN | Zer0 is loaned to House Tarth. | |
| March 8 | ||
| LDN | Zer0 returns from loan to Team Singularity. | |
| March 7 | ||
| Simp is awarded the Call of Duty League 2021 - Stage 1 Player of the Stage. | ||
| Atlanta FaZe Dallas Empire in the Call of Duty League 2021 - Stage 1 Major. | ||
| March 3 | ||
| LDN | Zed joins, replacing Alexx because of personal family matters. Alexx moves to substitute. | |
| March 2 | ||
| LAT | Novus (Analyst) joins. | |
| February 28 | ||
Atlanta FaZe  OpTic Chicago in the Call of Duty League 2021 - Stage 1 Group B. | ||
Dallas Empire  Los Angeles Thieves in the Call of Duty League 2021 - Stage 1 Group A. | ||
| February 27 | ||
| LDN | Zer0 is loaned to Team Singularity. | |
| February 26 | ||
| NY | HyDra returns from loan to TrainHard Esport. | |
| February 25 | ||
| NY | BobbyPlays (Content Creator) joins. | |
| February 21 | ||
| TOR | Insight returns from loan to Slammed. | |
| February 18 | ||
| Call of Duty League 2021 - Stage 1 Super Week will take place from February 22 to February 28. | ||
| February 17 | ||
| Call of Duty League 2021 - Stage 1 Week 2 matches for February 18 are postponed due to winter storms across the central United States. | ||
| February 16 | ||
| NY | HyDra is loaned to TrainHard Esport. | |
| NY | HyDra returns from loan to GANGSTERZ. | |
| February 11 | ||
| LAT | Team is sponsored by Mtn Dew Game Fuel. | |
| February 10 | ||
| LAT | Team is sponsored by Dollar Shave Club. | |
| TOR | Loophxle (Content Creator) and VisionZz (Content Creator) join. | |
| Call of Duty League Ruleset v1.2 is released. | ||
| February 9 | ||
| LDN | Parasite joins as temporary substitute for COD League 2021, replacing Zer0 because of COVID-19 related travel restrictions. Zer0 moves to substitute. | |
| February 2 | ||
 ACTI | LandO (Caster), Maven (Caster), MerK (Caster), and StuDyy (Caster) will remain with the team. | |
| January 29 | ||
| LAT | Team is sponsored by OMEN. | |
| January 24 | ||
| Full Call of Duty League regular season schedule announced. | ||
| January 22 | ||
| FLA | Neptune moves to starting roster. Havok moves to substitute. | |
| LDN | Afro joins as substitute. | |
| ACTI | NAMELESS (Analyst), Chance (Caster), Miles Ross (Caster), and Lottie Van-Praag (Host) will remain with the team. | |
| NY | Asim joins. HyDra moves to substitute. | |
| January 21 | ||
| FLA | Team is sponsored by MOUNTAIN. | |
| NY | Diamondcon joins from academy roster. | |
| January 19 | ||
| DAL | FeLo joins as substitute. | |
| Call of Duty League 2021 prizing announced to be $ 5,000,000. | ||
| NY | ZooMaa retires and becomes a content creator. | |
| January 18 | ||
| TOR | Insight is loaned to Slammed. | |
| January 16 | ||
| NY | HyDra is loaned to GANGSTERZ. | |
| January 13 | ||
| SEA | Nubzy (Head Coach) is added to the official roster as substitute. | |
| PAR | Theory (Coach) is added to the official roster as substitute. | |
| MIN | Saintt (Head Coach) is added to the official roster as substitute. | |
| LAT | Team is sponsored by AT&T | |
| January 12 | ||
| CDL 2021 Stage 1 will begin on February 11. | ||
| CDL Kickoff Classic will celebrate the one-year anniversary of the CDL on January 23-24. | ||
| January 10 | ||
| FLA | Neptune joins as substitute. | |
| January 7 | ||
| Call of Duty League Ruleset v1.1 is released. | ||
| January 4 | ||
| FLA | Team is sponsored by ASUS ROG. | |
| December 31 | ||
| PAR | AquA, Classic, Fire, Skrapz, and Theory (Coach) join. | |
| December 18 | ||
| Call of Duty League 2021 season format unveiled. | ||
| December 11 | ||
| LAT | Temp joins. | |
| December 10 | ||
| LAT | JKap (Head Coach) joins. | |
| December 7 | ||
| FLA | Slacked joins. | |
| November 23 | ||
| Call of Duty League Ruleset v1.0.1 is released. | ||
| November 20 | ||
| Call of Duty League Ruleset v1.0 is released. | ||
| November 19 | ||
| CHI | General is loaned to Triumph. | |
| November 12 | ||
| LDN | Vikkstar123 (Co-Owner) joins. | |
| November 11 | ||
| CHI | Dashy, Envoy, FormaL, Scump, Sender (Head Coach), and HECZ (CEO) join. General joins as substitute. | |
 CHI | Dashy, Envoy, FormaL, Scump, General, MBoZe, Sender (Head Coach), HECZ (CEO), and MaNiaC (Streamer) leave. | |
| CHI |  CHI Huntsmen rebrands as  OpTic CHI. | |
| November 10 | ||
| FLA | Fero passes away. | |
| November 6 | ||
| ATL | Sibilants is loaned to uT Crew. | |
| ATL | Sibilants joins as substitute. | |
| LAT | Kenny, SlasheR, TJHaLy, Muddawg (General Manager), and Nadeshot (Founder,CEO) join. Drazah joins as substitute. | |
 F/A | Kuavo renames to Kenny. | |
 OGLA | Drazah, Kuavo, SlasheR, TJHaLy, Muddawg (General Manager), and Katie Bedford (Streamer) leave. | |
| OGLA | Call of Duty League slot acquired by Los Angeles Thieves. | |
| LAT | Team acquires Call of Duty League slot of OpTic Gaming Los Angeles. | |
| November 3 | ||
| LDN | Angelika (Streamer) joins. | |
| October 29 | ||
| SEA | Bob Morris Jr (Director of Business Operations) leaves. | |
| LDN | Alexx joins. Dylan and Zer0 rejoin. | |
| October 28 | ||
| LDN | ShAnE (Strategic Coach to Assistant Coach) changes position. Dominate (Head Coach) will remain with the team. | |
| October 22 | ||
| ATL | JurNii leaves. | |
| October 17 | ||
| TOR | Insight joins as substitute. | |
| October 16 | ||
| DAL | Tisch leaves. | |
| October 12 | ||
| LAG | Apathy, Assault, and SiLLY join. Cheen and MentaL move to academy roster. | |
| October 9 | ||
| NY | HyDra joins. | |
| October 7 | ||
| ATL | GRVTY leaves. | |
| October 6 | ||
| TOR | Bance and Methodz will remain with the team. | |
| October 5 | ||
| LDN | Swizz (General Manager) leaves. | |
| October 3 | ||
| OGLA | TJHaLy will remain with the team. | |
| September 23 | ||
| SEA | Gunless, Loony, and Prestinni join. | |
| September 18 | ||
| NY | Clayster joins. Mack and ZooMaa will remain with the team. | |
| DAL | Clayster leaves. | |
| September 15 | ||
| ATL | Arcitys joins. aBeZy, Cellium, and Simp will remain with the team for 2021. | |
| MIN | Accuracy, Attach, MajorManiak, and Priestahh join. | |
| ATL | MajorManiak and Priestahh leave. | |
| NY | Attach leaves. | |
| September 14 | ||
| CHI | Dashy joins. Envoy, FormaL, Scump, and Sender (Coach) will remain with the team for 2021. | |
| Call of Duty League 2021 competition moves to PC + controller. Challengers moves to crossplay + controller. | ||
| Call of Duty League 2021 Free Agency signing period begins. | ||
| Call of Duty League 2021 year begins. | ||
