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 [PDT] 09/16/2026 22:00 – 09/17/2026 01:00 [Scheduled] [CEST] 09/17/2026 07:00 – 09/17/2026 10:00 [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. 　 [PDT] 09/17/2026 / [CEST] 09/17/2026 Updated content is listed below. 　 　 ■GBO2 Autumn Pre-Festival GBO2 Autumn Pre-Festival has been underway since [PDT] 08/27/2026 / [CEST] 08/27/2026. 　■Period 　　[PDT] 08/27/2026 01:00 – 09/23/2026 21:59 [Scheduled] 　　[CEST] 08/27/2026 10:00 – 09/24/2026 06:59 [Scheduled] 　　※Detailed information is listed below. https://store.steampowered.com/news/app/1367080/view/681885122980480406 　 　 ■Flint Guaranteed Boosted Supply Drop Starting from [PDT] 09/17/2026 / [CEST] 09/17/2026, Flint LV1 Guaranteed Boosted Supply Drop will begin.

　 　■Period 　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [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 is completed, the STEP UP Supply Drop will end. 　　・STEP1 (15 Tokens): Tokens 50% OFF! 　　・STEP2 (30 Tokens): ★★ or higher rarity Materials drop rate x1.5! 　　・STEP3 (30 Tokens): ★★ or higher rarity MS x1 guaranteed! 　　・STEP4 (15 Tokens): Tokens 50% OFF! 　　・STEP5 (30 Tokens): Flint LV1 x1 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. 　 　 ■Gundam Barbatos Lupus LV1 & LV2 Guaranteed Boosted Supply Drop Starting from [PDT] 09/17/2026 / [CEST] 09/17/2026, Gundam Barbatos Lupus LV1 & LV2 Guaranteed Boosted Supply Drop will begin.

　■Period 　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [Scheduled] 　 　■Added New Materials 　　■Unit 　　・★★★★ Gundam Barbatos Lupus LV2 (Raid unit, ground/space uses, cost: 750) 　　　※The above MS is eligible for the Monthly MS Bonus Unit. 　 　■Content 　　A Supply Drop, in which 10ｰ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): ★★★★ materials drop rate x2! + 100 ★★★★ Mechanic tickets for bonus! 　　・STEP5 (30 Tokens): ★★★★ materials drop rate x3! + 100 ★★★★ Modification kits for bonus! 　　・STEP6 (30 Tokens): ★★★★ materials drop rate x3! 　　　　　　　　　　　　　 + Melee main weapon "Twin Mace LV1" for bonus! 　　・STEP7 (30 Tokens): Gundam Barbatos Lupus LV1 x1 guaranteed! 　　　　　　　　　　　　　 + Ranged main weapon "Arm Rocket Cannon LV1" for bonus! 　　・STEP8 (15 Tokens): Tokens 50% OFF! + 300 ★★★★ Mechanic tickets for bonus!! 　　・STEP9 (30 Tokens): Melee main weapon "Twin Mace LV2" for bonus! 　　・STEP10 (30 Tokens): Gundam Barbatos Lupus LV2 x1 guaranteed! 　　　　　　　　　　　　　　+ Ranged main weapon "Arm Rocket Cannon LV2" for bonus! 　 　■Main ranged weapon 　　Arm Rocket Cannon LV1 　　　A rocket cannon offering suppression and a wide blast range on hit. 　　　Compatible with A-Vijnana System (Release Limiter) skill. 　　　While activated, reload speed increases.

　 　■Main melee weapon 　　Twin Mace LV1 　　　A melee weapon miniaturized to improve handling and maneuverability, 　　　but designed to inflict damage through the sheer force of its large mass. 　　　Compatible with Heavy Attack and A-Vijnana System (Release Limiter) skills. 　　　While the latter is activated, there will be no reduction in damage 　　　when carrying out rapid melee combos.

　 　※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. 　 　 ■Gundam Barbatos Lupus LV2 Guaranteed Boosted Supply Drop Starting from [PDT] 09/17/2026 / [CEST] 09/17/2026, Gundam Barbatos Lupus LV2 Guaranteed Boosted Supply Drop will begin.

　■Period 　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [Scheduled] 　 　■Added New Materials 　　■Unit 　　・★★★★ Gundam Barbatos Lupus LV2 (Raid unit, ground/space uses, cost: 750) 　　　※The above MS is eligible for the Monthly MS Bonus Unit. 　 　■Content 　　A Supply Drop, in which 10-consecutive Supply Drops can be requested up to STEP7. 　　The STEP will progress by 1 each time you perform a request, 　　as STEP1 → STEP2 → STEP3 → STEP4 → STEP5 → STEP6 → STEP7. 　　After STEP7 is requested, Boosted Supply Drop will be over. 　　・STEP1 (15 Tokens): Tokens 50% OFF! 　　・STEP2 (30 Tokens): 50 ★★★★ Mechanic tickets for bonus! 　　・STEP3 (15 Tokens): Tokens 50% OFF! + 50 ★★★★ Modification kits for bonus! 　　・STEP4 (30 Tokens): ★★★★ materials drop rate x2! + 100 ★★★★ Mechanic tickets for bonus! 　　・STEP5 (30 Tokens): ★★★★ materials drop rate x3! + 100 ★★★★ Modification kits for bonus! 　　・STEP6 (30 Tokens): ★★★★ materials drop rate x3! 　　　　　　　　　　　　　 + Melee main weapon "Twin Mace LV2" for bonus! 　　・STEP7 (30 Tokens): Gundam Barbatos Lupus LV2 x1 guaranteed! 　　　　　　　　　　　　　 + Ranged main weapon "Arm Rocket Cannon LV2" for bonus! 　 　※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. 　 　 ■GBO2 Autumn Pre-Festival – ★★★★ MS Guaranteed Free Boosted Supply Drop Starting from [PDT] 09/17/2026 / [CEST] 09/17/2026, ★★★★ MS Guaranteed Free Boosted Supply Drop will begin.

　 　■Period 　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [Scheduled] 　 　■Content 　　During the event, you can request the free Supply Drop (1 Drop) up to 4 times. 　　This Supply Drop guarantees 1 random ★★★★ MS from the 5 featured MS. 　　The STEP will progress by 1 each time you perform a request, 　　as STEP1 → STEP2 → STEP3 → STEP4. 　　Once STEP4 is completed, the STEP UP Supply Drop will end. 　　・STEP1 (0 Token): 1 FREE drop! Random MS from the list will be guaranteed! 　　・STEP2 (0 Token): 1 FREE drop! Random MS from the list will be guaranteed! 　　・STEP3 (0 Token): 1 FREE drop! Random MS from the list will be guaranteed! 　　・STEP4 (0 Token): 1 FREE drop! Random MS from the list will be guaranteed! 　 　■MS list

※The above MS is scheduled to be added to the Recycle Counter 　as part of the Application Data Update on [JST] 09/24/2026. 　 　 ■Notice of Supply Drop Lineup “Flint” Supply Drop Lineup has been updated.

　 　■Period 　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [Scheduled] 　 　■Unit 　　・★★ Flint LV1 (General unit, ground/space uses, cost: 650) 　　　※The above MS is eligible for the Monthly MS Bonus Unit. 　 　■Mobile Suit Features 　　・General unit with cost of 650. 　　・This unit is a simplified, mass production variant of the Crossbone Gundam X1. 　　・The Crossbone Gundam X1 was designed 　　　for operations in the high-gravity environment of the Jupiter Sphere, 　　　and is equipped with flexible thruster binders mounted on its back. 　　　Its four large, movable thrusters are not only functional 　　　but also one of the suit’s most distinctive visual features. 　　・On the other hand, when operating within the Earth Sphere, 　　　the Crossbone Gundam X1’s exceptional mobility 　　　and features such as radiation protection were largely unnecessary. 　　　To reduce production costs, the Flint revises or omits some of the systems 　　　and armaments found on the original Crossbone Gundam X1. 　　　The flexible thruster binders have also been implemented with slightly different specifications 　　　as a result of cost reductions. 　　・It inherits the same armament as the X1, including the Zanbuster, 　　　head-mounted Vulcan guns, and the Beam Zanber. 　　　In addition, it carries a 120 mm machine gun and throwable Heat Daggers, 　　　which can be used effectively to achieve favorable combat results. 　　・Can be deployed both on the Ground and in Space. https://bo2.ggame.jp/images/info/2026/07/400f13b5f67d3592e4749d063e5215eb.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. 　 　■Exclusive pilot item as a Bonus for the 10-consecutive Supply Drops! 　　Beginning from [PDT] 09/17/2026 01:00 / [CEST] 09/17/2026 10:00, 　　1 random exclusive pilot item as a bonus can be obtained from the normal 10-consecutive drops.

　 　■Period 　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [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: Space Pirate C V01 　 　　　■Accessory 　　　　Helmet: Space Pirate C V01 　 　　　※Requesting a 10-consecutive Supply Drop during the campaign will trigger an additional drop 　　　　that awards a bonus item. 　　　※Single Supply Drops are not eligible for this offer. 　　　　The bonus item will not be awarded even if you request Single Supply Drops 10 times in a row. 　　　※For more information regarding the updated lineup, please refer to the [Supply Drop List]. 　 　　■Other materials 　　　■Upper LV unit 　　　・★★★★ Gundam Barbatos Lupus LV2 (Raid unit, ground/space uses, cost: 750) 　　　　　※★★★ or higher rarity MS are eligible for the Monthly MS Bonus.

　 　■Removed Materials from the Supply Drop 　　Some materials are removed from the supply drop lineup. 　　　※For more information regarding the updated 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 　　　[PDT] 09/17/2026 01:00 – 09/23/2026 21:30 [Scheduled] 　　　[CEST] 09/17/2026 10:00 – 09/24/2026 06:30 [Scheduled] 　　■Featured material that will benefit from the Big Boost to its Supply Rate 　　　・★★ Flint LV1 (General unit, ground/space uses, cost: 650) 　　■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. 　 　 ■New Materials for exchange are added to Recycle Counter 　⇒ Information about newly added materials 　■Units 　・★★★ Engage Zero [INCOM-equipped Type] LV1 added 　・★★★ Gundam Mk-II [Magallanica Issued] LV2 added

　※These materials will be available at the Recycle Counter, from [JST] 09/17/2026 – 09/18/2026. 　 　■Main weapons 　・★★ 200mm Arm Cannon LV2 added 　・★★ Sword Mace LV2 added

　※These materials will be available at the Recycle Counter, from [JST] 09/17/2026 – 09/24/2026. 　 　 ■New Materials for exchange are added to DP exchange counter. 　⇒ Information about newly added materials 　■Units 　・★★★ Silver Bullet [Funnel Test Type] LV1 added 　・★★ Re-GZID LV2 added 　・★ Zaku II FZ (Fritz Helmet) LV4 added 　・★ Barzam LV4 added 　・★ High Mobility Zaku (Late Model) 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]. 　 　 ■Situation Battle is now updated. 　⇒　The topic of the week is “RULE”. 　※For more details about this week’s Situation Battle, please click here. https://store.steampowered.com/news/app/1367080/view/690894858003415051 　 　 　 ■Schedule for this week's weekend-only battle 　◎Weekend-only battle schedule 　　[PDT] 09/17/2026 12:00 – 09/20/2026 11:59 [Scheduled] 　　[CEST] 09/17/2026 21:00 – 09/20/2026 20:59 [Scheduled] 　◎Special Rules 　　・"Mix-up", "Simple Battle", "Shuffle Target", 　　　"Brawl Match" and "Duel Match" will be held in every 2 hours. 　　・Situation Battle “RULE” will be held. 　 　 ■Next Clan Match Schedule Please refer, 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".