| August 31
|
NA
|
 TS
|
Freeze leaves.
|
CIS
|
 NV.CIS
|
Roster disbands. Zvene, DoubleAiM, Piter Pokir, aMiracle, Skash, and JustNo0b leave. Enatron leaves coaching role.
|
EU
|
 GIA
|
Xico joins.
|
| August 30
|
BR
|
 KST
|
Philip and Vex leave managerial roles.
|
| August 29
|
CIS
|
 GMB
|
Sharkz joins as strategic coach.
|
| August 28
|
EU
|
 MRS
|
Carbono joins.
|
EU
|
 KIYF
|
XDSMILEY joins. Carbono leaves.
|
BR
|
 BRV
|
Roster disbands. Thulz, Daniquest, Bgob, and Misor Wyvern leave.
|
INT
|
WCS
|
 Hong Kong Attitude qualifies for the 2017 World Championship Play-In.
|
LMS
|
LMS
|
 Hong Kong Attitude   Raise Gaming in 2017 Season Taiwan Regional Finals.
|
| August 27
|
INT
|
WCS
|
 Misfits Gaming and  Immortals qualify for the 2017 World Championship.
|
BR
|
 RED
|
Brokenshard leaves coaching role.
|
INT
|
WCS
|
 Young Generation qualifies for the 2017 World Championship Play-In.
|
| August 26
|
INT
|
WCS
|
 Rampage and  Lyon Gaming qualify for the 2017 World Championship Play-In.
|
LAN
|
LLN
|
Lyon Gaming  INFINITY in LLN 2017 Closing Playoffs.
|
INT
|
WCS
|
 Longzhu Gaming,  EDward Gaming,  GIGABYTE Marines, and  G2 Esports qualify for the 2017 World Championship.
|
KR
|
LCK
|
Longzhu Gaming  SK Telecom T1 in LCK 2017 Summer Playoffs.
|
JP
|
LJL
|
Rampage  DetonatioN FocusMe in LJL 2017 Summer Playoffs.
|
| August 25
|
EU
|
 MM
|
Grievance leaves managerial role.
|
INT
|
WCS
|
 Royal Never Give Up qualifies for the 2017 World Championship.
|
KR
|
CK
|
 CJ Entus  Kongdoo Monster in CK 2017 Summer Playoffs.
|
LMS
|
LMS
|
 Flash Wolves  ahq eSports Club in LMS 2017 Summer Playoffs.
|
| August 23
|
BR
|
BRV
|
Evrot, Sarkis, and Cabuloso leave.
|
| August 22
|
INT
|
Riot
|
Patch v7.17 is released.
|
| August 21
|
LAN
|
LLN
|
 6Sense qualifies for LLN 2018 Opening Season.
|
LAN
|
CDLN
|
6Sense  Authority E-sports in CDLN 2017 Closing Playoffs.
|
EU
|
MRS
|
Xyraz joins.
|
| August 20
|
INT
|
WCS
|
ahq eSports Club qualifies for the 2017 World Championship.
|
| August 19
|
INT
|
WCS
|
SK Telecom T1 and  TSM qualify for the 2017 World Championship.
|
INT
|
WCS
|
 Fenerbahçe Esports and  Kaos Latin Gamers qualify for the 2017 World Championship Play-In.
|
LAS
|
CLS
|
Kaos Latin Gamers  Isurus in CLS 2017 Closing Playoffs.
|
TR
|
TCL
|
Fenerbahçe Esports  SuperMassive Esports in TCL 2017 Summer Playoffs.
|
| August 17
|
SEA
|
 HH
|
Patrick joins on loan from  Bangkok Titans for GPL 2017 Summer.
|
EU
|
 ATN
|
Scarface and Fittle leave.
|
| August 16
|
BR
|
Riot
|
Vash is suspended for his team's next five games, starting from the 2018 Season, and can't be registered by any team in the pre-season transfer period.
|
TR
|
 P3P
|
Reje leaves.
|
TR
|
 GAL
|
Broken Blade leaves.
|
TR
|
 AUR
|
Godbro leaves.
|
| August 15
|
BR
|
 CNB
|
Visdom leaves.
|
CIS
|
 VEG
|
Roster disbands. NoNholy, Zanzarah, Nomanz, Optimas, delord, and Drobovik123 leave. Sharkz leaves coaching role.
|
JP
|
LJL
|
 Rascal Jester requalifies for LJL 2018 Spring Season.
|
| August 14
|
JP
|
LJL
|
 V3 Esports qualifies for LJL 2018 Spring Season while  Burning Core is relegated.
|
| August 13
|
NA
|
NA LCS
|
 Phoenix1 requalifies for NA LCS 2018 Spring Season.
|
SEA
|
GPL
|
 Kuala Lumpur Hunters, GIGABYTE Marines, and Young Generation qualify for GPL 2017 Summer.
|
SEA
|
VCS
|
GIGABYTE Marines Young Generation in VCS A 2017 Summer Playoffs.
|
SEA
|
TLC MY
|
Kuala Lumpur Hunters  Eternity Esports in TLC MY 2017 Summer.
|
| August 12
|
NA
|
NA LCS
|
 Team Liquid requalifies for NA LCS 2018 Spring Season.
|
TR
|
 OH
|
Phurion leaves.
|
LAS
|
 LK
|
InKos leaves.
|
SEA
|
GPL
|
 Headhunters and  Ascension Gaming qualify for 2017 GPL Summer.
|
SEA
|
TLCS
|
Ascension Gaming Bangkok Titans in TLCS 2017 Summer.
|
SEA
|
LGS
|
Headhunters  Phoenix Esports in LGS 2017 Summer.
|
| August 10
|
BR
|
KST
|
Days4fun leaves.
|
| August 09
|
BR
|
KST
|
Ziriguidun leaves.
|
TR
|
TCL
|
 Oyun Hizmetleri qualifies for TCL 2018 Winter Season while  P3P eSports is relegated.
|
| August 08
|
INT
|
Riot
|
Patch v7.16 is released.
|
BR
|
KST
|
Abaxial and Lorenzo Jung leave coaching roles.
|
TR
|
TCL
|
 Galakticos requalifies for TCL 2018 Winter Season.
|
| August 06
|
INT
|
WCS
|
Flash Wolves qualifies for the 2017 World Championship.
|
EU
|
EU CS
|
 Schalke 04 qualifies for EU LCS 2018 Spring Promotion.
|
SEA
|
GPL
|
 Resurgence qualifies for GPL 2017 Summer.
|
SEA
|
SLS
|
Resurgence  Impunity in SLS 2017 Summer.
|
| August 04
|
EU
|
 NIP
|
WhiteKnight joins as a sub.
|
EU
|
 PSG
|
WhiteKnight leaves.
|
LAS
|
CLS
|
 Legatum and  Hafnet eSports qualify for CLS 2018 Opening Season while  Born to Kill is relegated.
|
| August 03
|
BR
|
 KBM
|
Nuddle joins as head coach.
|
| August 02
|
LAS
|
CLS
|
 Dark Horse qualifies for CLS 2018 Opening Season.
|
LAS
|
CDLS
|
Dark Horse Legatum in CDLS 2017 Closing Season.
|
EU
|
 BKN
|
XDSMILEY leaves.
|
| August 01
|
EU
|
BKN
|
SelfMadeMan leaves.
|
