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| April 30 | ||
|---|---|---|
 ORB | Lao renames to Jimbo. | |
 Davenport University,  New Mexico St. Uni.,  St. Edward's Uni., and  St. Clair College qualify for the CCL National Championship 2023. | ||
| April 29 | ||
 AMT | JeffPRO leaves. | |
| April 28 | ||
 TLE | Tetillo joins. | |
| April 27 | ||
 STR | Team signs roster of  Unnamed. Dizzy, Henry, Pac, Rafi, and Ollie (Coach) join. | |
 UN | Roster is signed by  Team StraYs. Dizzy, Henry, Pac, Rafi, and Ollie (Coach) leave. | |
 Treaty1 Gaming and  RØKKR x ESG qualify for CDC North America 2023 Elite Stage 4. | ||
 eFuse and  Noctem Black qualify for CDC Europe 2023 Elite Stage 4. | ||
| April 26 | ||
 MEC | Mish, Plasmah, Sponsord, and Stocka join. | |
 DC | Forsaken, haxs, Rebalo, Slothy, TBag, and Shadow (Manager) join. | |
 Outlast and  Anarky Gaming qualify for CDC North America 2023 Elite Stage 4. | ||
Noctem White and  Clutch Rayn Esport qualify for CDC Europe 2023 Elite Stage 4. | ||
 CR | Cruz, Genesis, Niall, and Vindaloo (Coach) join. | |
 rV | Genesis, Niall, and Vindaloo (Coach) leave. | |
| April 25 | ||
 SYN | BladeCNXN retires. | |
 SLM | Fokeey, Henricat, LeozZera, Mihawk, Pabzera, and Palitao (Coach) join. | |
 FAL | Chaaxter joins. Vampire moves to substitute. | |
 CNVY | Nero joins. | |
 NRK | GBursted (Coach) joins. | |
 OUT | Cryptic, Darksived, Gusify, and ProMR join. | |
| April 24 | ||
 AW0 | Breszy, Cobra, and Lynz rejoin. Denza, Furiious, Harry, Roper (Coach), and Synical (Analyst) leave. | |
| UN | Dizzy joins. | |
 NOC.W | FDot joins. Dizzy leaves. | |
| CNVY | Vivid leaves. | |
 BOS | Vivid moves to starting roster. Nero moves to substitute. | |
| April 23 | ||
| Octane is awarded the Call of Duty League 2023 - Major 4 MVP. | ||
  Los Angeles Thieves   OpTic Texas in the Call of Duty League 2023 - Major 4. | ||
 Fisher College,  Oklahoma Christian Uni.,  Northwood University, and  Uni. of North Am. qualify for the CCL National Championship 2023. | ||
| Northwood University St. Clair College in the College CoD 2023 Midwest Playoffs. | ||
Uni. of North Am.  Mars Hill U. in the College CoD 2023 Southeast Playoffs. | ||
| Oklahoma Christian Uni. St. Edward's Uni. in the College CoD 2023 West Playoffs. | ||
Fisher College  Farmingdale State in the College CoD 2023 Northeast Playoffs. | ||
 Team Notorious Unnamed in the Aw0babobs Challengers Cup #1. | ||
| UN | Mythix leaves. | |
| April 23 (approx.) | ||
 vVv | Twisted joins. BBConor leaves. | |
| April 22 | ||
 OMiT Anarky Gaming in the CODAgent $2000 4v4 Variant 2023-04-22. | ||
 SKDE | Fokeey, Henricat, LeozZera, Mihawk, Pabzera, and Palitao (Coach) leave. | |
| April 21 | ||
| CODM World Championship 2023 and Mobile Masters 2024 announced. | ||
 LG | Blurr, JesusSaves, and Solo leave. | |
| UN | Pac joins. | |
| NOC.W | Chunk joins. Pac leaves. | |
| April 21 (approx.) | ||
 SEM | Blurr, BoLu, and Solo join. | |
| April 20 | ||
| CR | Yazaah leaves. | |
 DEV | Vortex joins. Breszy leaves. | |
| NOC.B | Dqvee joins. | |
| April 19 | ||
| STR | Zinx (Coach) leaves. | |
 SCC | Couti joins. | |
| NOC.B | Cruz leaves. | |
| April 18 | ||
 TOR | Loophxle (Content Creator) and VisionZz (Content Creator) leave. | |
| STR | Fire leaves. | |
 HOA | Archivs, Jintroid, PaulEhx, and Zyyral leave. | |
| April 18 (approx.) | ||
| STR | Unit leaves. | |
| April 17 | ||
 DCM | KennKyoko (Analyst) leaves. | |
 TN | BrianViiox (Coach) leaves. | |
| AW0 | Furiious joins. Vortex leaves. | |
| UN | Furiious leaves. | |
 HIVE | Mock and Veilleux join. | |
| STR | Hollow, Mock, and GBursted (Analyst) leave. | |
| CR | Cobra and Lynz leave. | |
| CDL Champs and CDC Finals will take place in Las Vegas from Jun 15-18. | ||
| April 16 | ||
| NRK | Blanco (Analyst) joins. | |
 Orbit  Decimate Gaming in the CDC North America 2023 Cup #10. | ||
NataKong  D1 Gaming LA in the CDC Latin America 2023 Cup #10. | ||
Team Notorious  The Atlas Lions in the CDC Europe 2023 Cup #10. | ||
 Mindfreak  VOID in the CDC Asia Pacific 2023 Cup #10. | ||
| April 15 | ||
| DCM | SiLLY (Coach) joins. | |
| DCM | Bink and Noysii join. | |
 BAL | Bink and Noysii leave. | |
| vVv | Joqa and Keza join. | |
| NOC.W | Aroma, Dizzy, Maestro, Pac, and Pads (Coach) join. | |
| NOC.B | Cruz, Detain, JRezzy, Peatie, and Quids (Coach) join. | |
| NOC | Aroma, Cruz, JRezzy, Peatie, and Quids (Coach) leave. | |
| rV | Detain and Pac leave. | |
| April 14 | ||
 NF | Aidanyx, Craze, Nemensions, and Shockzy join. | |
| CNVY | Vivid joins. Classic leaves. | |
 BOS.A | Snoopy joins. | |
| HIVE | Infinit and Snoopy leave. | |
| April 13 | ||
 M8 | Organization is founded. Brawks (Owner), Gotaga (Owner), and Squeezie (Owner) join. | |
| BAL | Darksived and Zer0 leave. | |
 RØK.A | Diamondcon, Veohz (Coach), and Sharp (Analyst) join. 2ReaL and SiLLY (Coach) leave. | |
| DCM | Diamondcon, Veohz (Coach), and Sharp (Analyst) leave. | |
| BOS.A | oJohnny (temporary substitute) leaves. | |
 Millennium 7  Hive x Street Mob Gaming in the CDC North America 2023 Elite Stage 3 Playoffs. | ||
| Unnamed Team Notorious in the CDC Europe 2023 Elite Stage 3 Playoffs. | ||
| April 12 | ||
 AMG | Insane joins. | |
 INF | Insane leaves. | |
| April 11 | ||
 OMG | Jericho (Coach) retires. | |
| vVv | Chunk leaves. | |
| April 10 (approx.) | ||
| AW0.AP | Crimzah, Immense, Restalling, and Zepa leave. | |
 eF | Runner joins. | |
| April 10 | ||
| AMT | CRUSH joins. | |
 HNT | CRUSH leaves. | |
| April 9 | ||
| TLE | Saucy, Shisui, Suiwa, and Zyrax rejoin. | |
 ZYG | nVoi, Saucy, Shisui, Suiwa, Tetillo, and Zyrax leave. | |
| April 8 | ||
| AW0.A | Chaaxter, Dizzy, FDot, Maestro, and Pads (Analyst) leave. | |
| April 7 | ||
| vVv | Twisted leaves. | |
| April 6 (approx.) | ||
 FLA | LEGIQN (Content Creator) leaves. | |
| April 6 | ||
| MIN | Blazt (Content Creator) leaves. | |
| World Series of Warzone 2023 Global Final announced. | ||
| FLA | Vikul moves to starting roster. | |
| DCM | Vikul leaves. | |
| April 5 | ||
 KING | Marvel joins. | |
 ANM | Marvel leaves. | |
| UN | Furiious joins. Defrag leaves. | |
| FLA | Havok moves to substitute. | |
| April 4 | ||
| BOS.A | oJohnny joins as temporary substitute for CDC North America 2023 Elite Stage 3 Playoffs. | |
| April 3 | ||
| BOS | Kremp joins. Vivid moves to substitute. | |
| BOS.A | Kremp leaves. | |
| April 3 (approx.) | ||
 D1.LA | ITraDex joins. Couti leaves. | |
| April 2 | ||
| Anarky Gaming FSKD in the CDC North America 2023 Cup #9. | ||
| Pura Doble P Latam Nukes in the CDC Latin America 2023 Cup #9. | ||
 Team Twisted  Revenge Tour in the CDC Europe 2023 Cup #9. | ||
Mindfreak  PointBlank in the CDC Asia Pacific 2023 Cup #9. | ||
| April 1 (approx.) | ||
 OMiT | Tea (Content Creator) joins. | |
 VOID | Khizma, Licky, Rhein, and Zoox join. | |
 HORI | Emilia (Content Creator) leaves. | |