| September 24
|
 GG
|
The previous roster of Gold Gaming LA, Easy, Umashi, Wappa Chang, Uulum and Bunny FuuFu are released. Quas, KOR Kez, Bischu, otter, and NydusHerMain join.
|
 MIL
|
ImSoFresh rejoins Millenium.
|
 TCM
|
Brokenshard leaves TCM-Gaming.
|
 TBD
|
Arthelon and NydusHerMain leave To Be Determined.
|
| September 22
|
 iSL AL
|
Absolute Legends Singapore disbands, roster is picked up by Insidious Gaming Legends.
|
 SGS
|
Singapore Sentinels acquire xBenW.
|
 GG.EU
|
Nbs, Alunir, Mazzerin, DeadlyBrother and Inspirro leave GamingGear.eu.
|
| September 21
|
 RG
|
Reason Gaming disbands. Mozilla, Agent, Bimbo8, Nardeus and Kazmitch leave.
|
| September 20
|
 PS
|
Vulturos leaves Pulse Esports.
|
| SGS
|
Singapore Sentinels release d4rkness and ToFu.
|
| September 18
|
 RNX
|
RoughNeX acquires the roster of Counter Counter Clockwise. MikeyR, Mowarth, Tiridus, Strategas and Niko3333 join.
|
 LDLC
|
Team-LDLC reform their LoL division with SháwKz, Zdeadex, Suitaro, Brigels and Mystic.
|
 SK NiP
|
Kev1n and hyrqBot are released from SK Gaming and join Ninjas in Pyjamas. Malunoo moves to substitute.
|
| September 16
|
| PS
|
R3dz0r leaves Pulse Esports.
|
| September 15
|
| DH
|
 H2k-Gaming  Copenhagen Wolves  The Time Police Millenium in DreamHack Bucharest 2013
|
| September 14
|
 H2k
|
Jankos and VandeRnoob join H2k-Gaming.
|
| September 13
|
| NiP
|
Mimer is released from Ninjas in Pyjamas.
|
| September 12
|
| H2k
|
niQ and SuperAZE leave H2k-Gaming.
|
| September 11
|
 QTC
|
Quantic Gaming announces new roster. Locodoco, Woong, Apple, Gunza, Prime join.
|
 TPA
|
Morning joins Taipei Assassins. bebe moves back to AD. DinTer moves to substitute.
|
 TPS
|
colalin steps down to become Event Planning Specialist.
|
| September 10
|
 SSB
|
easyhoon and FLahm leave Samsung Galaxy Blue.
|
| September 9
|
| H2k
|
H2k-Gaming acquires the roster of Kiedyś Miałem Team. Xaxus, niQ, Overpow, Celaver and SuperAZE join.
|
| September 8
|
| ggLA
|
Team Coast Denial eSports.West  Denial eSports.East in ggLA Challenger Arena 4
|
| WCG
|
Dark Passage in WCG 2013 Turkey Qualifiers
|
| EPS
|
n!faculty e-Sports Club COREPLAY mousesports  Team Server-Forge in ESL Pro Series Germany Summer 2013
|
| Riot
|
Royal Club Huang Zu OMG Invictus Gaming Positive Energy in Season 3 China Regional Finals
|
| September 7
|
| SSO
|
Samsung Electronics acquire the rosters of MVP Ozone and MVP Blue. Ozone is now Samsung Galaxy Ozone.
|
| Riot
|
SK Telecom T1 KT Rolster Bullets CJ Entus Frost CJ Entus Blaze in Season 3 Korea Regional Finals
|
| September 6
|
| EUWCS
|
Copenhagen Wolves Reason Gaming in EUW Challenger Series Week 12 Cup
|
| September 5
|
 HKA
|
Toyz announces he is returning to eSports and joins HK Attitude in 2014.
|
| September 4
|
| Riot
|
Patch V3.11 is released.
|
 ahq
|
Naz joins ahq e-Sports Club while Lantyr moves to ahq Fighter.
|
| TeSL
|
The Taiwan eSports League cancels their League of Legends events.
|
| September 3
|
 VES
|
ecco leaves Velocity eSports, Slackoh joins, and frommaplestreet moves to Mid Lane.
|
 Eternity
|
Vizicsacsi, Sairusq, LegoMyEgo, Finite and Grom join Eternity Gaming.
|
 EG
|
Shacker and nRated leave. nRated will join Lemondogs as analyst and coach.
|
| September 2
|
 NJWS
|
Locodoco and Chop leave NaJin White Shield.
|
| September 1
|
| Riot
|
Cloud 9 Team SoloMid Team Vulcun Team Dignitas in LCS North America Season 3 Spring Playoffs
|
| Dell
|
Full Louis Saigon Jokers Mineski in Dell Invitational Cup IV
|
 KBM
|
KaBuM! e-Sports acquire the former roster from  Nex Impetus.
|
