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Book of Fei

Also known as Book of Fei, bof, book of fei

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Last update

17 May 2026

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Published 5d ago

v3.00.026A Note from Arya | One-Click Cleanup, Polished (v3.00.026)

Hi, Brave Hero! Arya here. Gave that one-click completion feature a stern talking-to — it was acting up a bit, but it's back in line now! Fix: Challenge One-Click Completion: Fixed a bug where the chapter one-click comp…

EventImpact 552 changes

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Latest updates

Update archive

Browse 20 historical updates and patch notes for this game.

20shown

MediaVersionDateTypeSummaryAction
v3.00.0236d agoEventHi, Brave Hero! Arya here. Got a sweet quality-of-life feature for you today — no more clicking through every leftover plot in challenge chapters! New Feature: One-Click Challenge Plot Completion: After clearing a chall…EventImpact 552 changes
v3.00.0228d agoAnnouncementHi, Brave Hero! Arya here. Today's patch smooths out some rough edges and squashes pesky bugs. Fix: Talent Panel Stutter: Fixed the stuttering issue in the talent panel. Don't worry, the special "mechanic" is still ther…AnnouncementImpact 704 changes
v3.00.0218d agoAnnouncementHi, Brave Hero! Arya here. This patch tackles a few visual and loot bugs that have been annoying everyone. Fix: Talent Tooltip Truncation: Fixed an issue where some tooltip text in the talent screen couldn't fully displ…AnnouncementImpact 604 changes
v3.00.02015d agoAnnouncementHi, Brave Hero! Arya here. Another round of polish — focused on memory, chain mythic forging, and elemental dragon FX alignment. Attempted Improvement: Runtime Memory Usage: Attempted to further reduce the game's runtim…Announcement
v3.00.01921d agoAnnouncementHi, Brave Hero! Arya here. The Book of Doors speaks two new languages this patch — welcome to even more brave heroes joining our world! New Feature: Japanese / Korean Support: The game now supports 日本語 and 한국어, switchab…AnnouncementImpact 653 changes
v3.00.01822d agoAnnouncementHi, Brave Hero! Arya here. This patch finally adds a one-click level-up for elemental dragons, polishes the reset flow further, and squashes two combat bugs that were getting on everyone's nerves. New Feature: One-Click…AnnouncementImpact 704 changes
#945F23d agoAnnouncementHi, Brave Hero! Arya here. This patch focuses on growth-experience polish — resetting your dragon no longer feels like flushing it all away, and mythic forging is a lot less clicky. New Feature: Lock Abilities on Level…AnnouncementImpact 654 changes
v3.00.01524d agoAnnouncementHi, Brave Hero! Arya here. More polish for Dragon Continent — aiming to run smoother, look easier on the eyes, and stop those flashy effects from stealing the spotlight. Attempted Improvement: Dragon Continent Idle Comb…AnnouncementImpact 552 changes
#EAFE25d agoAnnouncementHi, Brave Hero! Arya here. This patch polishes details — making Ball King fights fairer, the Adventurer's Handbook nicer to flip through, and giving Dragon Continent combat a tentative speed boost. Improvement: Ball Kin…AnnouncementImpact 653 changes
v3.00.00926d agoAnnouncementHi, Brave Hero! Arya here. This patch mainly puts the Book of Doors on a diet — long idle sessions should feel a lot lighter and steadier now. Improvement: Runtime Memory Usage: Significantly reduced the game's runtime…Announcement1 changeGameplay
#348527d agoAnnouncementHi, Brave Hero! Arya here. Another round of fixes circling around the elemental dragons and cards — tightening up energy skills and quality-tier effects. Attempted Fix: Quality-Tier Ability Scaling: Attempted to fix the…Announcement
#BF2027d agoEventHi, Brave Hero! Arya here. Another round of fixes and polish — patching up the worst snags that were getting in the way of your idle runs. Fix: Auto-Challenge Glitch: Fixed the issue where auto-challenge caused combat a…EventImpact 654 changes
v3.00.0327d agoAnnouncementHi, Brave Hero! Arya here. Just a quick round of fixes and polish this time — sweeping up the last few loose ends. Fix: Elemental Dragon Appearance FX: Fixed the issue where elemental dragons' elemental appearance effec…AnnouncementImpact 603 changes
v3.00.00128d agoAnnouncementHi, Brave Hero! Arya here. The big one is really here — a Void Rift tore open the core of the Light Continent, so I hatched you a young dragon from the Book of Scrolls. Take it from here and let's take the world back! N…AnnouncementImpact 603 changes
v2.02.00915 Apr 2026StoreHi, Brave Hero! Arya here. I've tuned up the battlefield items and polished a few rough edges! Improvement: Battlefield Item Refresh Logic: Reworked the cooldown timing and calculation for battlefield interactive items…StoreImpact 753 changes
v2.02.00714 Apr 2026AnnouncementHi, Brave Hero! Arya here. A quick patch to squash some pesky battle bugs! Bug Fix: Battlefield Item Cooldown: Fixed a bug where cooldown timers on battlefield interactive items were not working correctly. They should b…AnnouncementImpact 753 changes
v2.02.00512 Apr 2026AnnouncementHi, Brave Hero! Arya here. This update brings a much-requested feature to Endless Defense mode! New Feature: Endless Defense Advanced Affix Reset: Endless Defense mode now supports advanced affix resets! If you're unhap…AnnouncementImpact 502 changes
v2.02.00310 Apr 2026EventHi, Brave Hero! Arya here. Just a small patch this time to improve auto-challenge stability. Attempted Fix: Temple Auto-Challenge Stopping: Attempted to further fix an issue where the Forge Temple auto-challenge could s…EventImpact 602 changes
#96E009 Apr 2026EventHi, Brave Hero! Arya here. This update makes crafting perfect Mythical Equipment easier than ever, and the Forge Temple just got a whole lot more convenient! New Feature: Advanced Mythic Crafting: A brand-new advanced c…EventImpact 655 changes