Competition format
Bacchus OSL 2009 Season 2 comprises of one qualifying round, two group stages and two knockout rounds.

Qualifying
In matches in 24-group group stage, players will play against their pool opponents on best of three basis, with group winner of each pool qualifying for the 36-player group stage.

Round 36 Group stage
The 24 group winners of the offline preliminaries join 12 seeded players, who ranked 5th to 16th in previous season of OSL Starleague, in the 36-player group stage. The qualifiers are split into 12 groups of two, who play against each other in a specific map order on best of three basis. The winner of the matchup plays against the seeded player, who is assigned to each specific group by Korean e-Sport Association(KeSPA), for a place in the following 24-player group stage.

Round 16 Group stage
The 12 group winners of the Round 36 group stage join four seeded players, who ranked 1st to 4th in previous season of OSL Starleague, in the 16-player group stage. The seeded players have rights to choose one of their group opponents in the group draw. The players are split into four groups of four, who play against each of their pool opponents twice on best of one basis. In the event of three players having the same result, the players play against each other with the same rules as Round 16 group stage applied.

Knockout phase
In matches in quarter-finals, players will play against each other on best of three basis, while players will play against each other on best of five basis in both semi-finals and final.

Fixtures
Round 36 Group stage
6 May - 12 June 2009

Round 16 Group stage
24 June - 17 July 2009

Quarter-finals
24 - 31 July 2009

Semi-finals
12 - 14 August 2009

Final
22 August 2009

Map pool
Holy World
Outsider
Return of the King

Seedings
Round 16 Group stage seeds
Taek Yong 'Bisu' Kim
Il Jang 'by.hero' Jo
Myung Hoon 'FanTaSy' Jung
Jae Dong 'Jaedong' Lee

Round 36 Group stage seeds
Son Chan 'BackHo' Woong
Jae Wook 'BeSt' Doh
Young Ho 'Flash' Lee
Joon Yung 'GGPlay' Kim
Ku Hyun 'Kal' Kim
Jin 'Hwasin' Yung Soo
Sung Joon 'July' Park
Sang Moon 'Leta' Shin
Chan Soo 'Luxury' Park
Byung Goo 'Stork' Song
Ki Soo 'Tester' Seo
Hee Seung 'UpMagiC' Shin
Myung Soo 'YellOw[ArnC]' Park

Schedule
Upper bracket start: 11:30, Fri 31st
Upper bracket final: 11:00, Sat 22nd


Attending players
Son Chan 'BackHo' Woong
Jae Wook 'BeSt' Doh
Taek Yong 'Bisu' Kim
Il Jang 'by.hero' Jo
In Kyu 'Canata' Ko
Dong Wook 'Casy' Han
Jung Woo 'EffOrt' Kim
Myung Hoon 'FanTaSy' Jung
Young Ho 'Flash' Lee
Joon Yung 'GGPlay' Kim
Chang Hee 'go.go' Kim
Tae Min 'GoRush' Park
Seung Hyun 'GuemChi' Kim
Sang Wook 'HoGiL' Kim
Jin 'Hwasin' Yung Soo
Dae Kun 'Hyvaa' Shin
Jae Dong 'Jaedong' Lee
Sung Joon 'July' Park
Yoo 'Juni' Jun Hee
Ku Hyun 'Kal' Kim
Han Sang 'Kwanro' Bong
Sang Moon 'Leta' Shin
Lee 'Light' Jae Ho
Son Ju 'Lomo' Heung
Chan Soo 'Luxury' Park
Min Chul 'MC' Jang
Dong Soo 'Miracle' Park
Sae Jung 'Pure' Park
No Yeol 'RorO' Shin
Chan Ki 'RuBy' Min
Seung Suk 's2' Lee
Young Han 'Shine[kaL]' Lee
Yoon Joong 'Shuttle' Kim
Byung Goo 'Stork' Song
Ki Soo 'Tester' Seo
Yung Chul 'Thezerg' Jung
Sung Jin 'type-b' Moon
Hee Seung 'UpMagiC' Shin
Myung Soo 'YellOw[ArnC]' Park
Myung Eun 'ZerO' Kim