Application Data Update and Server Maintenance Notice
Hello, Pilots!
This is the Steam® version "Mobile Suit Gundam Battle Operation 2" team.
Server maintenance will be performed on the following schedule.
◇Date & Time
[PST] 12/17/2025 21:00 – 12/18/2025 00:00 [Scheduled]
[CET] 12/18/2025 06:00 – 12/18/2025 09:00 [Scheduled]
◇Maintenance Details
・Application Data Update
・Supply Drop Lineup Update
※Please note that you will not be able to log in to the game during the maintenance.
※The end time may vary depending on the maintenance status. Please understand this in advance.
※Entering the maintenance during matching may cause unexpected errors.
Please log out of the game before maintenance.
We apologize for any inconvenience this may cause and appreciate your understanding and cooperation.
[PST] 12/18/2025 / [CET] 12/18/2025 Updated content is listed below.
■GBO Winter Festival 2025
Starting from [PST] 11/27/2025 / [CET] 11/27/2025, GBO Winter Festival 2025 will be held.
■Period
[PST] 11/27/2025 00:00 – 12/24/2025 20:59 [Scheduled]
[CET] 11/27/2025 09:00 – 12/25/2025 05:59 [Scheduled]
※You can have a check to the information below for more details.
https://store.steampowered.com/news/app/1367080/view/523109140338311183
■Jegan [Birnam's] guaranteed STEP UP Supply Drop
Starting from [PST] 12/18/2025 / [CET] 12/18/2025,
Jegan [Birnam's] LV1 guaranteed STEP UP Supply Drop will begin.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Content
A Supply Drop, in which 10 consecutive Supply Drops can be requested up to STEP5.
The STEP will progress by 1 each time you perform a request, as STEP1 → STEP2 → STEP3 → STEP4 → STEP5.
Once STEP5 finishes, the Boosted Supply Drop will end.
・STEP1 (15 Tokens): Tokens 50% OFF!
・STEP2 (30 Tokens): ★★ rarity or higher Materials Drop Rate x1.5!
・STEP3 (30 Tokens): 1 ★★ rarity or higher MS guaranteed!
・STEP4 (15 Tokens): Tokens 50% OFF!
・STEP5 (30 Tokens): 1 Jegan [Birnam's] LV1 guaranteed!
※Same supplies will be drawn as the ongoing Supply Drops.
For details, please check the [Item List].
※Please also make sure to have a check to the event schedule so that you will not miss anything.
■[Revival Event] Unicorn Gundam [Awakened] guaranteed STEP UP Supply Drop
Starting from [PST] 12/18/2025 / [CET] 12/18/2025,
Unicorn Gundam [Awakened] LV1 guaranteed STEP UP Supply Drop will begin.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Content
A Supply Drop, in which 10 consecutive Supply Drops can be requested up to STEP10.
The STEP will progress by 1 each time you perform a request,
as STEP1 → STEP2 → STEP3 → STEP4 → STEP5 → STEP6 → STEP7 → STEP8 → STEP9 → STEP10.
After STEP10 is requested, Boosted Supply Drop will be over.
・STEP1 (15 Tokens): Tokens 50% OFF!
・STEP2 (30 Tokens): 50 ★★★★★ Mechanic tickets for bonus!
・STEP3 (30 Tokens): 50 ★★★★★ Modification kits for bonus!
・STEP4 (30 Tokens): ALL Drops will be MS! + Accessory “Backpack: Unicorn Gundam [Awaken]” for bonus!!!
・STEP5 (30 Tokens): 100 ★★★★★ Mechanic tickets for bonus!
・STEP6 (30 Tokens): 100 ★★★★★ Modification kits for bonus!
・STEP7 (30 Tokens): 1 “Unicorn Gundam [Awakened] LV1” guaranteed!
+ Custom part “Melee ATK-DEF Program LV1” guaranteed!!
・STEP8 (30 Tokens): 1 ★★ MS & 1 ★★★ MS guaranteed! + 300 ★★★★★ Mechanic tickets for bonus!!
・STEP9 (30 Tokens): 2 ★★ MS & 1 ★★★ MS guaranteed! + 300 ★★★★★ Modification kits for bonus!
・STEP10 (30 Tokens): Another “Unicorn Gundam [Awakened] LV1” guaranteed!
+ 1 ★★★★ MS guaranteed!
+ Accessory “Mask: Unicorn Gundam [Awaken]” for bonus!!!
■Custom part
Melee ATK-DEF Program LV1
Spec:
Increase melee boost by 5.
Reduce melee attack damage taken by 10％.
※Same supplies will be drawn as the ongoing Supply Drops.
For details, please check the [Item List].
※Please also make sure to have a check to the event schedule so that you will not miss anything.
■Notice of Supply Drop Lineup “Jegan [Birnam's]”
Supply Drop Lineup has been updated.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Added New Materials
■Unit
・★★ Jegan [Birnam's] LV1 (General unit, ground/space uses, cost: 600)
■Mobile Suit Features
・General unit with cost of 600.
・A MS used by Buch Junk Inc.’s private military, Birnam.
・This MS was used in an attack on the Federation’s special Mastima unit, whose mission was
to confirm the existence, and to retrieve Psycho-frame research documents from a research facility inside Axis.
・While it is unknown how they acquired it, it is based on the Federation forces’ main unit, the Jegan.
It features unique weaponry inherited from the later Crossbone Vanguard,
such as a beam lance-integrated beam rifle with a configuration similar to the later Shot Lancer,
and a shutter-type sensor eye mounted on the left of the head.
・In terms of skills, it is equipped with “Fake Beacon” and “Jamming”,
makes it excelling at disrupting enemy teams and launching surprise attacks with its beam lance.
・Can be deployed both on the Ground and in Space.
https://bo2.ggame.jp/images/info/2025/10/b2ab2710b22363251084e74e40d894f3.mp4
※This video may not be representative of the actual product.
※Please also make sure to have a check to the event schedule so that you will not miss anything.
■Regarding to this unit name
Regarding the “Jegan [Birnam Type]” newly added on [PST] 12/17/2025 / [CET] 12/18/2025,
we have confirmed an issue where the MS name is incorrectly displayed on certain in-game and official website banners.
■Incorrect MS name
Jegan [Birnam’s]
■Fixed
Jegan [Birnam Type]
This issue is scheduled to be corrected in a future update so that the proper name will be displayed.
We sincerely apologize for any inconvenience this may have caused.
■Exclusive pilot item as a Bonus for the 10 Consecutive Supply Drops!
Beginning from [PST] 12/18/2025 00:00 / [CET] 12/18/2025 09:00,
1 random exclusive pilot item as a bonus can be obtained from 10 consecutive drops.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Supply Drop with Bonus Items
Normal 10-consecutive Supply Drops
■Bonus Item Contents (get 1 of the 2 items randomly listed below)
■Wear
Normal Suit: Federation 05
■Accessory
Helmet: Federation 05
※Requesting 10-Consecutive Supply Drops during the campaign will grant you an additional 11th supply drop,
and get 1 extra item.
※Single Supply Drop is NOT applied with this benefit.
The bonus item will not be awarded even if you request the 1-Attempt Supply Drop ten times in a row.
※For more information regarding the updated supply drop lineup, please refer to the [Supply Drop List].
■Notice of [Big Boost to Supply Drop Rates Campaign]
Some of the newly added materials will have a boost to their supply drop rates for a limited time.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Featured material that will benefit from the Big Boost to its Supply Rate
・★★ Jegan [Birnam's] LV1 (General unit, ground/space uses, cost: 600)
■Supply Drops that will benefit from Big Boost to Supply Rates
・Normal Supply Drop
※After the end of the campaign, all supply drop rates will be the same as other materials.
■GBO Winter Festival⑦: Special Accessory presents!
Starting from [PST] 12/18/2025 / [CET] 12/18/2025, some accessories are giving away to pilots!
■Period
[PST] 12/18/2025 00:00 – 12/31/2025 20:59 [Scheduled]
[CET] 12/18/2025 09:00 – 01/01/2026 05:59 [Scheduled]
■Giveaways
・Santa Backpack
・Arm-Hugging Santa
・Christmas Hat
・Reindeer Headband
・Snowman Ball
・Snowman Zaku
・Snowman HARO
■Target
All pilots
■How to claim
After logging in, please obtain your rewards from the Reward Center in basecamp.
All accessories will be automatically given by logging in after the maintenance on [JST] 12/18/2025.
■Storage deadline in Reward Center
60 days from obtainment
※If you are receiving the accessories those you already have, then you will receive recycle ticket(s) instead.
■New Materials for exchange are added to DP exchange Counter.
⇒ Information about newly added materials
■Units
・★ Zaku I (GS) LV4 added
・★ GM [White Dingo] LV4 added
・★ GM Sniper II [White Dingo] LV4 added
■Rating Match/Quick Match Game Modes are updated.
※There may be differences about the game mode with the information above,
which were introduced during the previous update regarding [Possible Game Modes].
■Some MS spec is adjusted for the Situation Battle “Air Combat”.
■Adjusted MS
◎Team A
・Byarlant Isolde
⇒ Greater MS spec
・Byarlant
⇒ Greater MS spec
・Gouf [F Unit] [TB]
⇒ Greater MS spec
■Schedule for this week's weekend-only battle
◎Weekend-only battle schedule
[PST] 12/18/2025 11:00 – 12/21/2025 10:59 [Scheduled]
[CET] 12/18/2025 20:00 – 12/21/2025 19:59 [Scheduled]
◎Special Rules
・"Mix-up", "Simple Battle" and "Shuffle Target" will be held in every 2 hours.
・Situation Battle “Air Combat” will be held.
■Next Clan Match Schedule
Please check here for the next Clan Match schedule and reward collection period.
https://store.steampowered.com/news/app/1367080/view/3696937262747690435
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".
This is the Steam® version "Mobile Suit Gundam Battle Operation 2" team.
Server maintenance will be performed on the following schedule.
◇Date & Time
[PST] 12/17/2025 21:00 – 12/18/2025 00:00 [Scheduled]
[CET] 12/18/2025 06:00 – 12/18/2025 09:00 [Scheduled]
◇Maintenance Details
・Application Data Update
・Supply Drop Lineup Update
※Please note that you will not be able to log in to the game during the maintenance.
※The end time may vary depending on the maintenance status. Please understand this in advance.
※Entering the maintenance during matching may cause unexpected errors.
Please log out of the game before maintenance.
We apologize for any inconvenience this may cause and appreciate your understanding and cooperation.
[PST] 12/18/2025 / [CET] 12/18/2025 Updated content is listed below.
■GBO Winter Festival 2025
Starting from [PST] 11/27/2025 / [CET] 11/27/2025, GBO Winter Festival 2025 will be held.
■Period
[PST] 11/27/2025 00:00 – 12/24/2025 20:59 [Scheduled]
[CET] 11/27/2025 09:00 – 12/25/2025 05:59 [Scheduled]
※You can have a check to the information below for more details.
https://store.steampowered.com/news/app/1367080/view/523109140338311183
■Jegan [Birnam's] guaranteed STEP UP Supply Drop
Starting from [PST] 12/18/2025 / [CET] 12/18/2025,
Jegan [Birnam's] LV1 guaranteed STEP UP Supply Drop will begin.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Content
A Supply Drop, in which 10 consecutive Supply Drops can be requested up to STEP5.
The STEP will progress by 1 each time you perform a request, as STEP1 → STEP2 → STEP3 → STEP4 → STEP5.
Once STEP5 finishes, the Boosted Supply Drop will end.
・STEP1 (15 Tokens): Tokens 50% OFF!
・STEP2 (30 Tokens): ★★ rarity or higher Materials Drop Rate x1.5!
・STEP3 (30 Tokens): 1 ★★ rarity or higher MS guaranteed!
・STEP4 (15 Tokens): Tokens 50% OFF!
・STEP5 (30 Tokens): 1 Jegan [Birnam's] LV1 guaranteed!
※Same supplies will be drawn as the ongoing Supply Drops.
For details, please check the [Item List].
※Please also make sure to have a check to the event schedule so that you will not miss anything.
■[Revival Event] Unicorn Gundam [Awakened] guaranteed STEP UP Supply Drop
Starting from [PST] 12/18/2025 / [CET] 12/18/2025,
Unicorn Gundam [Awakened] LV1 guaranteed STEP UP Supply Drop will begin.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Content
A Supply Drop, in which 10 consecutive Supply Drops can be requested up to STEP10.
The STEP will progress by 1 each time you perform a request,
as STEP1 → STEP2 → STEP3 → STEP4 → STEP5 → STEP6 → STEP7 → STEP8 → STEP9 → STEP10.
After STEP10 is requested, Boosted Supply Drop will be over.
・STEP1 (15 Tokens): Tokens 50% OFF!
・STEP2 (30 Tokens): 50 ★★★★★ Mechanic tickets for bonus!
・STEP3 (30 Tokens): 50 ★★★★★ Modification kits for bonus!
・STEP4 (30 Tokens): ALL Drops will be MS! + Accessory “Backpack: Unicorn Gundam [Awaken]” for bonus!!!
・STEP5 (30 Tokens): 100 ★★★★★ Mechanic tickets for bonus!
・STEP6 (30 Tokens): 100 ★★★★★ Modification kits for bonus!
・STEP7 (30 Tokens): 1 “Unicorn Gundam [Awakened] LV1” guaranteed!
+ Custom part “Melee ATK-DEF Program LV1” guaranteed!!
・STEP8 (30 Tokens): 1 ★★ MS & 1 ★★★ MS guaranteed! + 300 ★★★★★ Mechanic tickets for bonus!!
・STEP9 (30 Tokens): 2 ★★ MS & 1 ★★★ MS guaranteed! + 300 ★★★★★ Modification kits for bonus!
・STEP10 (30 Tokens): Another “Unicorn Gundam [Awakened] LV1” guaranteed!
+ 1 ★★★★ MS guaranteed!
+ Accessory “Mask: Unicorn Gundam [Awaken]” for bonus!!!
■Custom part
Melee ATK-DEF Program LV1
Spec:
Increase melee boost by 5.
Reduce melee attack damage taken by 10％.
※Same supplies will be drawn as the ongoing Supply Drops.
For details, please check the [Item List].
※Please also make sure to have a check to the event schedule so that you will not miss anything.
■Notice of Supply Drop Lineup “Jegan [Birnam's]”
Supply Drop Lineup has been updated.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Added New Materials
■Unit
・★★ Jegan [Birnam's] LV1 (General unit, ground/space uses, cost: 600)
■Mobile Suit Features
・General unit with cost of 600.
・A MS used by Buch Junk Inc.’s private military, Birnam.
・This MS was used in an attack on the Federation’s special Mastima unit, whose mission was
to confirm the existence, and to retrieve Psycho-frame research documents from a research facility inside Axis.
・While it is unknown how they acquired it, it is based on the Federation forces’ main unit, the Jegan.
It features unique weaponry inherited from the later Crossbone Vanguard,
such as a beam lance-integrated beam rifle with a configuration similar to the later Shot Lancer,
and a shutter-type sensor eye mounted on the left of the head.
・In terms of skills, it is equipped with “Fake Beacon” and “Jamming”,
makes it excelling at disrupting enemy teams and launching surprise attacks with its beam lance.
・Can be deployed both on the Ground and in Space.
https://bo2.ggame.jp/images/info/2025/10/b2ab2710b22363251084e74e40d894f3.mp4
※This video may not be representative of the actual product.
※Please also make sure to have a check to the event schedule so that you will not miss anything.
■Regarding to this unit name
Regarding the “Jegan [Birnam Type]” newly added on [PST] 12/17/2025 / [CET] 12/18/2025,
we have confirmed an issue where the MS name is incorrectly displayed on certain in-game and official website banners.
■Incorrect MS name
Jegan [Birnam’s]
■Fixed
Jegan [Birnam Type]
This issue is scheduled to be corrected in a future update so that the proper name will be displayed.
We sincerely apologize for any inconvenience this may have caused.
■Exclusive pilot item as a Bonus for the 10 Consecutive Supply Drops!
Beginning from [PST] 12/18/2025 00:00 / [CET] 12/18/2025 09:00,
1 random exclusive pilot item as a bonus can be obtained from 10 consecutive drops.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Supply Drop with Bonus Items
Normal 10-consecutive Supply Drops
■Bonus Item Contents (get 1 of the 2 items randomly listed below)
■Wear
Normal Suit: Federation 05
■Accessory
Helmet: Federation 05
※Requesting 10-Consecutive Supply Drops during the campaign will grant you an additional 11th supply drop,
and get 1 extra item.
※Single Supply Drop is NOT applied with this benefit.
The bonus item will not be awarded even if you request the 1-Attempt Supply Drop ten times in a row.
※For more information regarding the updated supply drop lineup, please refer to the [Supply Drop List].
■Notice of [Big Boost to Supply Drop Rates Campaign]
Some of the newly added materials will have a boost to their supply drop rates for a limited time.
■Period
[PST] 12/18/2025 00:00 – 12/24/2025 20:30 [Scheduled]
[CET] 12/18/2025 09:00 – 12/25/2025 05:30 [Scheduled]
■Featured material that will benefit from the Big Boost to its Supply Rate
・★★ Jegan [Birnam's] LV1 (General unit, ground/space uses, cost: 600)
■Supply Drops that will benefit from Big Boost to Supply Rates
・Normal Supply Drop
※After the end of the campaign, all supply drop rates will be the same as other materials.
■GBO Winter Festival⑦: Special Accessory presents!
Starting from [PST] 12/18/2025 / [CET] 12/18/2025, some accessories are giving away to pilots!
■Period
[PST] 12/18/2025 00:00 – 12/31/2025 20:59 [Scheduled]
[CET] 12/18/2025 09:00 – 01/01/2026 05:59 [Scheduled]
■Giveaways
・Santa Backpack
・Arm-Hugging Santa
・Christmas Hat
・Reindeer Headband
・Snowman Ball
・Snowman Zaku
・Snowman HARO
■Target
All pilots
■How to claim
After logging in, please obtain your rewards from the Reward Center in basecamp.
All accessories will be automatically given by logging in after the maintenance on [JST] 12/18/2025.
■Storage deadline in Reward Center
60 days from obtainment
※If you are receiving the accessories those you already have, then you will receive recycle ticket(s) instead.
■New Materials for exchange are added to DP exchange Counter.
⇒ Information about newly added materials
■Units
・★ Zaku I (GS) LV4 added
・★ GM [White Dingo] LV4 added
・★ GM Sniper II [White Dingo] LV4 added
■Rating Match/Quick Match Game Modes are updated.
※There may be differences about the game mode with the information above,
which were introduced during the previous update regarding [Possible Game Modes].
■Some MS spec is adjusted for the Situation Battle “Air Combat”.
■Adjusted MS
◎Team A
・Byarlant Isolde
⇒ Greater MS spec
・Byarlant
⇒ Greater MS spec
・Gouf [F Unit] [TB]
⇒ Greater MS spec
■Schedule for this week's weekend-only battle
◎Weekend-only battle schedule
[PST] 12/18/2025 11:00 – 12/21/2025 10:59 [Scheduled]
[CET] 12/18/2025 20:00 – 12/21/2025 19:59 [Scheduled]
◎Special Rules
・"Mix-up", "Simple Battle" and "Shuffle Target" will be held in every 2 hours.
・Situation Battle “Air Combat” will be held.
■Next Clan Match Schedule
Please check here for the next Clan Match schedule and reward collection period.
https://store.steampowered.com/news/app/1367080/view/3696937262747690435
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".