- 3rd Anniversary Sincere Gratitude - 29 September 2026
▼Event Time2026-10-01 00:00 - 2026-11-05 04:59 (UTC-5)▼Event IntroLog in during the event to claim \ x1, \ x1, \ x1, \ x1 via Mail.※ \: Use to select any non-collab garment previously available in \ before Version 3.7, including Unique-, Advanced-, and Garment-tier garments. Selecting a duplicate garment will convert it into Crystal Drops of equivalent value. Timekeepers can select an already owned Unique garment to receive 1,680 Crystal Drops, which can be used to purchase new garments in Version 3.7 and beyond.
- Ver. 3.8 [The Temporal Scale] is Available - 24 September 2026
\ Banner Update\: After the version update on 2026-09-24\: The summonable 6-star characters in the \ banner, \, \, and \, will be replaced with \, \, and \. After the Version 3.8 update, the original banner will close and reopen with this new character pool. As a token of our gratitude, all players who registered before the Version 3.8 update and log in during Version 3.8 will receive Unitone · \ x30 via in-game mail. With these, you are guaranteed to summon at least one 6-star character from the new banner.The Temporal ScaleSign-in Event\:The Sign-in Event \ contains two parts. Players can get Unilog x14 in total.\: \After the version update on 2026-09-24 - 2026-10-15 04:59 (UTC-5)\2026-10-15 05:00 - 2026-11-05 04:59 (UTC-5)Speak and the Past Will EchoTime-Limited Character Banner\: After the version update on 2026-09-24 - 2026-10-15 04:59 (UTC-5)\:�?During the event banner \, the foll…
- Ver. 3.7 - 3rd Anniversary Special Version - 12 August 2026
Log in to Get Time-Limited 10 Summons for Free\: After the version update on 2026-08-13 - 2026-09-24 04:59 (UTC-5)\: Log in during the event to get a free Decatone - \. The Decatone can be used to summon 10 times in the banner \.Get 20 Free Summons Through Sign-in Event\:The sign-in event \ contains two parts. Players can get Unilog x20 in total.\:\After the version update on 2026-08-13 - 2026-09-03 04:59 (UTC-5)\2026-09-03 05:00 - 2026-09-24 04:59 (UTC-5)15 Summons Anniversary BonusPrize of the Past\: 2026-09-01 05:00 - 2026-09-14 04:59 (UTC-5)\: During the event, sign in for 7 days in total to get Decatone - \ x1, Unilog x5, and Collectible \.3rd Anniversary Bonus RewardsBonus Mail\: After the version update on 2026-08-13 - 2026-08-22 23:59 (UTC-5)\: During the event, claim a total of Unilog x10 and Jar of Picrasma Candy (Time-Limited) x10 via five in-game mails.Special Mail\: 2026-09…
- Maintenance Notice for Ver. 3.7 - 12 August 2026
Reverse: 1999 is scheduled to have server maintenance from 2026-08-13 5:00 to 2026-08-13 10:00 (UTC-5). Version 3.7 On Another's Sorrow will be available afterwards. Notice: After the maintenance finishes, you will need to update the game via App Store/Google Play. PC client can be updated via PC launcher. Steam client can be updated via Steam. Please update the game over a stable network connection. Server will be down during the maintenance. Please arrange your time accordingly with the game.
- Dev Broadcast of 3rd Anniversary - 29 July 2026
Thanks for all the feedback and support. Version 3.7 On Another's Sorrow will launch on August 13th (UTC-5) with new events, stories, and arcanists. We will be hosting the Reverse: 1999 3rd Anniversary Preview Program on August 2nd, 8:00 AM (UTC-5).Check Now: To show our appreciation, we've prepared a gift for you:▼Devs Broadcast GiftClear Dropx120Jar of Picrasma Candy (time-limited)x1▼TimeThe gift will be sent on 2026-07-27 (UTC-5) and remain available for 7 days.*Claim gifts above via in-game mail
- Reverse: 1999 x Atomic Heart Collaboration - 27 July 2026
Log in to Claim Summon x10 for Collaboration BannerDecatone - \Eligibility:Complete the main story 1ST-01 \.Event Time:After the version update on 2026-07-23 - 2026-08-13 04:59 (UTC-5)Event Intro:Log in during the event to get a free Decatone - \. The Decatone can be used to summon 10 times in the banner \.Sign-in EventPolymerized DreamsEligibility:Complete the main story 1ST-01 \.Event Time:After the version update on 2026-07-23 - 2026-08-13 04:59 (UTC-5)Event Intro:During the event, sign in for 10 days in total to get Unilog x10.Collaboration Special Program GiftsLog in NOW to Claim 10 FREE SUMMONS! ▼Event Intro10 Free summons from Collaboration Special Program are now available to claim! Claim the rewards NOW via in-game mail before 2026-08-13 04:59 (UTC-5).▼Distribution TimeFrom Now to 2026-08-13 04:59 (UTC-5)Log in for Free SubscriptionRoaring BlessingEvent Time:2026-07-10 21:00 -…
- Collaboration Special Program Gifts - 10 July 2026
Log in NOW to Claim 10 FREE SUMMONS! | Collaboration Special Program Gifts▼Event Intro10 Free summons from Collaboration Special Program are now available to claim! Claim the rewards NOW via in-game mail before 2026-08-13 04:59 (UTC-5).▼Distribution TimeFrom Now to 2026-08-13 04:59 (UTC-5)
- Ver. 3.6 [Last and First Principles] is Available! - 2 July 2026
Last and First PrinciplesMain Event\: Complete the main story 1ST-16 \Story Mode: After the version update on 2026-07-02 - 2026-07-22 04:59 (UTC-5)Hard Mode: 2026-07-09 05:00 - 2026-07-22 04:59 (UTC-5)Event Shop: After the version update on 2026-07-02 - 2026-07-23 04:59 (UTC-5)\: Stories and challenges of \ will be available during the event. Complete challenges and event tasks to obtain \, and exchange them for rewards in the event shop.\: Clear Drops, \\Enigma's Exclusive Mode\: Complete the main story 1ST-16 \\: After the version update on 2026-07-02 - 2026-07-23 04:59 (UTC-5)\:Play as Enigma and lead a research team to develop inventions. Each researcher has their own expertise and ideas.Choose an invention category and the materials needed to craft a wide variety of inventions. Through your researchers' hard work, you can create inventions with higher stats and ratings.Experiment w…
- Ver. 3.5 [The Turquoise Serpent Club] is Available! - 29 May 2026
The Turquoise Serpent ClubSign-in Event\:The Sign-in Event \ contains two parts. Players can get Unilog x14 in total.\:Complete the main story 1ST-01 \\:\After the version update on 2026-05-28 - 2026-06-18 04:59 (UTC-5)\2026-06-18 05:00 - 2026-07-02 04:59 (UTC-5)\:\During the event, sign in for 7 days in total to get Unilog x7.\During the event, sign in for 7 days in total to get Unilog x7.Main Event\: Complete the main story 1ST-16 \Story Mode: After the version update on 2026-05-28 - 2026-06-29 04:59 (UTC-5)Hard Mode: 2026-06-04 05:00 - 2026-06-29 04:59 (UTC-5)Event Shop: After the version update on 2026-05-28 - 2026-07-02 04:59 (UTC-5)\: Stories and challenges of \ will be available during the event. Complete challenges and event tasks to obtain \, and exchange for rewards in the event shop.\: Clear Drops, \\Lorentz Butterfly's Character Story\: Complete the main story 1ST-16 \\: Aft…
- Ver. 3.4 - 2.5th Anniversary Special Version - 16 April 2026
2.5 Anniversary Special BonusesLog in to get Summon x10 for freeHer Heart-Cut Spring\: Complete the main story 1ST-01 \.\: After the version update on 2026-04-16 - 2026-05-28 04:59 (UTC-5)\: Log in during the event to get a free Decatone - \. The Decatone can be used to summon 10 times in the banner \.Sign-in EventSpring Unending\:The Sign-in Event \ contains two parts. Players can get Unilog x20 in total.\:Complete the main story 1ST-01 \.\:\After the version update on 2026-04-16 - 2026-05-07 04:59 (UTC-5)\2026-05-07 05:00 - 2026-05-28 04:59 (UTC-5)\:\During the event, sign in for 10 days in total to get Unilog x10.\During the event, sign in for 10 days in total to get Unilog x10.\Dushuo Festival Limited Banner\: After the version update on 2026-04-16 - 2026-05-28 04:59 (UTC-5)\: During the event, the following characters enjoy RATE UP: 6-star Paper Heron (Plant), 5-star Ulu (Mineral),…
- 100 FREE SUMMON Banner [The Snow of Dushuo] - 7 April 2026
▼Designated Group: An-an Lee, Voyager, Regulus, Tooth Fairy, Barcarola, Isolde, Eternity, Semmelweis, Medicine Pocket, Marcus, Getian, Vila, Sotheby, Argus, Jessica, Willow, Noire, A Knight, Corvus ▼Time: 2026-04-04 21:00 - 2026-05-28 04:59 (UTC-5) ▼Summon Intro: ※ You can select and lock one 6-star character from the designated group as the rate-up character. ※ During the event banner, log in daily to get 10 free summons, up to 10 times. ※ Please tap the \ button in the bottom left corner of the summon page for more information.
- Ver. 3.3 [The Campaign's Tale] is Now Available! - 6 March 2026
The Campaign's TaleNew Main Story ChapterChapter 12: The Campaign's TaleThe aftermath of conflict ripples across the quiet river. The scent of gunpowder hangs in the air over the golden fields of autumn. Wanderers who have been away from home for a long time set aside their past disputes and blow the horn one last time. They do this for what was lost in the past, for the stirrings of the present, and for the future yet to unfold. They do it for the spring that will surely come once the ice melts away.\: Complete the main story \.Main Event\: Complete the main story 1ST-16 \.\: After the version update on 2026-03-05 - 2026-04-13 04:59 (UTC-5)\: After the version update on 2026-03-05 - 2026-04-16 04:59 (UTC-5)\: The new main story \ and battles will be available during the event. Consume Cellular Activity in main story, Insight, and Resource stages (excluding Reflections stages) to gain \…
- Ver. 3.2 - Mystery Box Carnival 2026 - 20 January 2026
Log in to obtain Summon x10!On Fate's Cue\: Complete the main story 1ST-01 \\: After the version update on 2026-01-20 - 2026-03-05 04:59 (UTC-5)\: During the event, log in to obtain Decatone - \ to get Summon x10 for the \ banner.Sign-in Event\\:Complete the main story 1ST-01 \\:After the version update on 2026-01-20 - 2026-02-12 04:59 (UTC-5)\:During the event, sign in for 10 days in total to get Unilog x10.\\:Complete the main story 1ST-01 \\:2026-02-12 05:00 - 2026-03-05 04:59 (UTC-5)\:During the event, sign in for 10 days in total to get Unilog x10.Log in to get an unowned 6-star characterCarnival Special Guest\: Complete the main story 1ST-04 \\: After the version update on 2026-01-20 - 2026-03-05 04:59 (UTC-5)\: Log in during the event to get a 6-star character from the \ that you don't already have for free! If you already have all the characters from the \, you can select and ge…
- Ver. 3.1 [The Midnight Whistle] is Now Available! - 11 December 2025
A young Foundation investigator, a stern train conductress, and a flutist bound by old folklore—their lives cross by chance, and by inevitability, upon snow-covered tracks. Before dawn arrives, all secrets are laid to rest here.\Main Event\: Complete the main story 1ST-16 \Story Mode: After the version update on 2025-12-11 - 2026-01-19 04:59 (UTC-5)Hard Mode: 2025-12-18 05:00 - 2026-01-19 04:59 (UTC-5)Event Shop: After the version update on 2025-12-11 - 2026-01-22 04:59 (UTC-5)\: Stories and challenges of \ will be available during the event. Complete challenges and event tasks to obtain \, and exchange for rewards in the event shop.\: Clear Drops, \Midnight Express\: After the version update on 2025-12-11 - 2026-01-19 04:59 (UTC-5)\: Complete tasks in \ to obtain rewards during the event.\: Ironheart of the DanubeDining Car\: After the version update on 2025-12-11 - 2026-01-22 04:59 (U…
- 2nd Anniversary Special Version - 19 September 2025
2-Year Anniversary Version - Celebration EventEternal MagnetismLog in to get a new 6-star character for free\: Complete the main story 1ST-01 \\: After the version update on 2025-09-19 - 2025-10-30 04:59 (UTC-5)\: Log in during the event to obtain new 6-star character \ for free.Return of a Special Guest2-Year Anniversary Bonus: Selectable 6-Star Character Portrait x1\: Complete the main story 1ST-01 \\: 2025-10-01 05:00 - 2025-10-30 04:59 (UTC-5)\: During the event (2025-10-01 - 2025-10-30), log in to claim Portrait x1 for one already owned 6-star character available in \.Where Ice Runs DeepLog in to obtain Summon x10!\: Complete the main story 1ST-01 \\: After the version update on 2025-09-19 - 2025-10-30 04:59 (UTC-5)\: During the event, log in to obtain Decatone - \ to get Summon x10 for the \ banner.\\: Complete the main story 1ST-01 \\:After the version update on 2025-09-19 - 2025…
- [Reverse: 1999 x Assassin's Creed] Collaboration Released - 7 August 2025
Roaring BlessingLog in for free Subscription\:Complete the main story 1ST-01 \.\:After the version update on 2025-08-07 - 2025-09-19 04:59 (UTC-5)\:Log in during the event to claim \. Log in daily to claim Clear Drop x90 and Picrasma Candy (time-limited) x1 for a total of 30 days. That is, you can get Clear Drop x2,700 and Picrasma Candy (time-limited) x30 in total!Collaboration Summon Extra Prizes\:\ After the version update on 2025-08-07 - 2025-09-19 04:59 (UTC-5)\ 2025-08-28 05:00 - 2025-09-19 04:59 (UTC-5)\:When the collaboration banners \ and \ are available:●For each banner, the first 100 summons:Get an extra 6-star collaboration character.●Every 60 summons after:Get an extra 6-star collaboration character.Looking Above the DomeLog in for Summon x10\:Complete the main story 1ST-01 \.\:After the version update on 2025-08-07 - 2025-09-19 04:59 (UTC-5)\:Log in during the event to get…
- Ver. 2.7 [1987 Cosmic Overture] is Now Available! - 3 July 2025
Timely Reinforcements\: Complete the main story 1ST-01 \.\: After the version update on 2025-07-03 (UTC-5)\: Added a \ event. You can claim \ that allows you to select one 6-star character from a specified range. The selection range will gradually expand as you progress through chapters of the main story.\:Initial selection range: Eternity, Pickles, Ms. NewBabelAfter clearing 1ST-16, add: Melania, An-an Lee, ShamaneAfter clearing 2ND-15, add: Jessica, Medicine Pocket, VoyagerAfter clearing 3RD-16, add: Lilya, Sotheby, Druvis III\ Main Event\: Complete the main story 1ST-16 \.\: After the version update on 2025-07-03 - 2025-08-04 04:59 (UTC-5)\: 2025-07-10 05:00 - 2025-08-04 04:59 (UTC-5)\: After the version update on 2025-07-03 - 2025-08-07 04:59 (UTC-5)\: Stories and challenges of \ will be available during the event. Complete challenges and event tasks to obtain \, and exchange them f…
- Ver. 2.6 [Folie et Déraison] is Now Available! - 29 May 2025
New Main Story At the end of the Earth, on the brink of civilization, a panoramic prison exists beyond the bounds of reason, following a narrative incomprehensible to all. Every "resident" here harbors dreams, and every "visitor" comes with their own purpose. Amid the chaotic madness of countless faces, they must peel back the truth, layer by layer. : Complete the main story . Main Event : Complete the main story 1ST-16 . : After the version update on 2025-05-29 - 2025-06-30 04:59 (UTC-5) : After the version update on 2025-05-29 - 2025-07-03 04:59 (UTC-5) : The new main story and battles will be available during the event. Consume Cellular Activity in Main Story, Insight, and Resource stages (excluding Reflections stages) to gain and possibly gain . can be exchanged for event rewards in the event shop . ※: Bear-shaped candies, always the first to sell out. It restores a small amount of…
- 1.5th Anniversary Special Version Preview - 24 April 2025
1.5th Anniversary Special Version - Benefits Old Stories, New Perspectives Claim exclusive garment for : Complete the main story 1ST. 01 : After the version update on 2025-04-24 - 2025-05-29 04:59 (UTC-5) : Log in during the event to claim Windsong's garment for free. Riding Out the Storm Log in for 365 days to receive a 6-star character : Complete the main story 1ST. 01 : After the version update on 2025-04-24 (UTC-5) : Log in for certain days to receive corresponding rewards. Login days are counted from 2023-10-26. : Log in for 1 day: Jar of Picrasma Candy x1, Fine Insight Casket x3 Log in for 3 days: Wish in a Bottle x1 (randomly invite one 5-star character available for summon in as of this version), Fine Insight Casket x5 Log in for 7 days: Crystal Casket x1, Delicate Insight Casket x3 Log in for 15 days: Wilderness Blocks Chest x2, Delicate Insight Casket x5 Log in for 30 days: Gl…
- Ver 2.4 [Last Evenings on Earth] is Now Available! - 27 March 2025
Main Event Last Evenings on Earth : Story Mode: After the version update on 2025-03-27 - 2025-04-23 04:59 (UTC-5) Hard Mode: 2025-04-03 05:00 - 2025-04-23 04:59 (UTC-5) Event Shop: After the version update on 2025-03-27 - 2025-04-24 04:59 (UTC-5) : Complete the main story : Stories and challenges of will be available during the event. Complete challenges and event tasks to obtain , and exchange for rewards in the event shop. : Clear Drops, Seagull's Call Character Story Barcarola: Beyond the Coastline : After the version update on 2025-03-27 - 2025-04-10 04:59 (UTC-5) : Complete the main story : On wings of song, To a place far beyond the vast sea, Here she embarks. Sail with Barcarola on a voyage of spectacular melodies. : Clear Drops, Growth Materials Character Story Fatutu: Nukutaeao: Building Paradise! : 2025-04-10 05:00 - 2025-04-24 04:59 (UTC-5) : Complete the main story : Gather…
