Hello, Pilots!
This is the Steam® version "Mobile Suit Gundam Battle Operation 2" team.
■GBO Autumn Pre-Festival
Starting from 08/27/2026 / 08/27/2026, GBO Autumn Pre-Festival will begin.
■Period
08/27/2026 01:00 – 09/23/2026 21:59
08/27/2026 10:00 – 09/24/2026 06:59
■Content
Several events are available for pilots during the campaign.
■Campaign #1: Limited-Time Login Bonus! Log in every day and earn great rewards!
Starting on 08/27/2026 / 08/27/2026, Limited-Time Login Bonus will begin.
■Period
08/27/2026 01:00 – 09/23/2026 21:59
08/27/2026 10:00 – 09/24/2026 06:59
■Content
During the campaign, a special login bonus campaign will be held,
offering luxurious items based on the number of days you log in.
By logging in for a total of 7 days during the campaign period, you can receive all of the items.
■Item list
Day 1: Unicorn Gundam LV1 (General unit, ground/space uses, cost: 700)
Day 2: 200,000 DP
Day 3: Bugu (RR) LV1 (General unit, ground/space uses, cost: 250)
Day 4: Banshee LV1 (Raid unit, ground/space uses, cost: 700)
Day 5: 50 ★★★★ Mechanic tickets
Day 6: 50 ★★★★ Modification kits
Day 7: Sinanju LV1 (General unit, ground/space uses, cost: 700)
※This bonus can be received in addition to the regular login bonus,
the new recruit support login bonus, and the premium login bonus.
※Once the campaign period ends, the login bonus event will also end,
even if you have not received all of the items.
※Pilots who already have those MS will obtain a number of recycle tickets instead.
※If you have already claimed the day’s login bonus before the application data update is applied,
login bonus event will become available starting at 05:00 the following day.
■Campaign #2: Limited-Time Special Supply Drop!
During the campaign, you can get 1 free Special Supply Drop every day.
■Period
08/27/2026 01:00 – 09/23/2026 21:30
08/27/2026 10:00 – 09/24/2026 06:30
※Further information for the campaign period
Special Supply Drop can be requested once
from 17:00 on the first day of the campaign until 04:59 the following day,
afterwards can be requested Everyday 05:00 – Next Day 04:59 .
Furthermore, every Thursday and as well as on Last Day of the Campaign
Supply Drop lineup will be updated at 17:00 , therefore request times will differ.
Day 1: 08/27 01:00 - 08/27 12:59
Day 2: 08/27 13:00 - 08/28 12:59
Day 3: 08/28 13:00 - 08/29 12:59
Day 4: 08/29 13:00 - 08/30 12:59
Day 5: 08/30 13:00 - 08/31 12:59
Day 6: 08/31 13:00 - 09/01 12:59
Day 7: 09/01 13:00 - 09/02 21:30
Day 8: 09/03 01:00 - 09/03 12:59
Day 9: 09/03 13:00 - 09/04 12:59
Day 10: 09/04 13:00 - 09/05 12:59
Day 11: 09/05 13:00 - 09/06 12:59
Day 12: 09/06 13:00 - 09/07 12:59
Day 13: 09/07 13:00 - 09/08 12:59
Day 14: 09/08 13:00 - 09/09 21:30
Day 15: 09/10 01:00 - 09/10 12:59
Day 16: 09/10 13:00 - 09/11 12:59
Day 17: 09/11 13:00 - 09/12 12:59
Day 18: 09/12 13:00 - 09/13 12:59
Day 19: 09/13 13:00 - 09/14 12:59
Day 20: 09/14 13:00 - 09/15 12:59
Day 21: 09/15 13:00 - 09/16 21:30
Day 22: 09/17 01:00 - 09/17 12:59
Day 23: 09/17 13:00 - 09/18 12:59
Day 24: 09/18 13:00 - 09/19 12:59
Day 25: 09/19 13:00 - 09/20 12:59
Day 26: 09/20 13:00 - 09/21 12:59
Day 27: 09/21 13:00 - 09/22 12:59
Day 28: 09/22 13:00 - 09/23 21:30
Day 1: 08/27 10:00 - 08/27 21:59
Day 2: 08/27 22:00 - 08/28 21:59
Day 3: 08/28 22:00 - 08/29 21:59
Day 4: 08/29 22:00 - 08/30 21:59
Day 5: 08/30 22:00 - 08/31 21:59
Day 6: 08/31 22:00 - 09/01 21:59
Day 7: 09/01 22:00 - 09/03 06:30
Day 8: 09/03 10:00 - 09/03 21:59
Day 9: 09/03 22:00 - 09/04 21:59
Day 10: 09/04 22:00 - 09/05 21:59
Day 11: 09/05 22:00 - 09/06 21:59
Day 12: 09/06 22:00 - 09/07 21:59
Day 13: 09/07 22:00 - 09/08 21:59
Day 14: 09/08 22:00 - 09/10 06:30
Day 15: 09/10 10:00 - 09/10 21:59
Day 16: 09/10 22:00 - 09/11 21:59
Day 17: 09/11 22:00 - 09/12 21:59
Day 18: 09/12 22:00 - 09/13 21:59
Day 19: 09/13 22:00 - 09/14 21:59
Day 20: 09/14 22:00 - 09/15 21:59
Day 21: 09/15 22:00 - 09/17 06:30
Day 22: 09/17 10:00 - 09/17 21:59
Day 23: 09/17 22:00 - 09/18 21:59
Day 24: 09/18 22:00 - 09/19 21:59
Day 25: 09/19 22:00 - 09/20 21:59
Day 26: 09/20 22:00 - 09/21 21:59
Day 27: 09/21 22:00 - 09/22 21:59
Day 28: 09/22 22:00 - 09/24 06:30
■Content
During the period, you can request a free Special Supply Drop (1 drop) once per day.
The lineup includes MS that have appeared in Supply Drops to date,
including those no longer available in the current lineup.
All drops will be ★★★ or higher rarity MS, with up to 28 MS available to obtain.
※This Special Supply Drop includes MS added to the lineup on PS4/PS5 since 07/27/2023.
It also includes items that were previously removed from the lineup.
(Additional information to the Supply Drop, Steam version will also include these MS:
Freedom Gundam LV2, Burning Gundam LV2, Char's Z'Gok LV1, Dijeh LV1,
Wing Gundam Zero LV1-2, Wing Gundam Zero LV2, GM II LV1,
Pale Rider LV1, Tallgeese III LV2 & Destiny Gundam LV2)
※Regarding more about the lineup and the drop rate, please check the .
■Campaign #3: Limited Special Missions!
We have a special mission for all pilots during the period.
Finish the missions and get rewards such as MS, custom parts and pilot items!
■Campaign #3-1: Limited Special Missions
Starting on 08/27/2026 / 08/27/2026, Limited Special Mission will begin.
■Period
08/27/2026 01:00 – 09/09/2026 21:59
08/27/2026 10:00 – 09/10/2026 06:59
■Content
We have a special mission for all pilots during the period.
You will obtain rewards such as MS and pilot items by finishing the tasks.
■Mission rewards
■Unit
・★★★/★★ Dolmel Doue LV2–4 (General unit, ground/space uses, cost: 550+)
■Wear ＆ Accessory
・Federation Forces Uniform: WB Squad 01
・Mask: Zaku Head
■Other rewards
・50 ★/★★ Mechanic tickets each
・100 ★★★/★★★★ Mechanic tickets each
・200,000 DP in total
※Unlike the daily missions, there is no need to complete everything within one day.
Your completion status will carry over each day while the campaign is active.
※You may check the process in “H.A.R.O Menu” → “Mission” → “Limited”.
※You can claim the reward in the Reward Center.
■Campaign #3-2: Limited Special Missions
Starting on 09/10/2026 / 09/10/2026, Limited Special Mission will begin.
■Period
09/10/2026 01:00 – 09/23/2026 21:59
09/10/2026 10:00 – 09/24/2026 06:59
■Content
We have a special mission for all pilots during the period.
You will obtain rewards such as MS and pilot item by finishing the tasks.
■Mission rewards
■Unit
・★★/★ Ga-Zowmn LV3–4 (Support unit, ground/space uses, cost: 550+)
■Accessory
・Glasses: Mechanic 01
■Other rewards
・25 ★/★★ Modification kits each
・50 ★★★/★★★★ Modification kits each
・100 ★★★★★ Modification kits
・100 ★★★★★ Mechanic tickets
・200,000 DP in total
※Unlike the daily missions, there is no need to complete everything within one day.
Your completion status will carry over each day while the campaign is active.
※You may check the process in “H.A.R.O Menu” → “Mission” → “Limited”.
※You can claim the reward in the Reward Center.
■Campaign #4: COST 750 MS for Present!
During the campaign, all pilots who log in to GBO2 will receive a MS
that can be deployed in COST 750 battlefield!
■MS list
・★★★ F90 LV1 (Support unit, ground/space uses, cost: 750)
・★★★ F90II LV1 (Raid unit, ground/space uses, cost: 750)
・★★★ Berga-Giros LV2 (General unit, ground/space uses, cost: 750)
The latest information will be posted on STEAM News and our X (Twitter) in the future.
https://x.com/pc_gbo2
We look forward to your continued support of "Mobile Suit Gundam Battle Operation 2".