Full notes
Full Book Of Yog Idle RPG 依盖之书 update
Read the full published notes in a cleaner layout. The original post stays linked below.
What changed
- Balance
- Gameplay
- Events
- Maps
- Store
- Server
Dear Commander:
We plan to start update maintenance on 15:00, April 9 (UTC+8). The maintenance is expected to take 120 - 240 minutes.
*Please pay attention to the community and in-game rolling announcements for specific times.
After the maintenance, please update the client to the latest version before start the game.
During the maintenance, the players will be forcibly disconnected and unable to login. Please logout before the maintenance to avoid any data loss.
The following is the introduction of update contents:
Phantom Liberty(Light & Dark SP Guardian Re-Run)
Nightmoon Warden Sasaya
Duration: After update ~ 2026-4-30
Rules
Use Sanguine Stones to summon
Pity count carries over from the previous "Phantom Liberty" summon pool
*A Light/Dark SP Blackguard will be re-run every month hereafter. Commanders, please stay tuned!
New Treasure Upgrade: Twilight Prelude
"Twilight plays the overture, yet it is not the end. Daylight descends into the abyss, while embers pluck the strings."
Treasure rewards have been fully upgraded and reset. All Commanders are welcome to participate!
New rewards include: Light & Dark SP Selection Roster, Light & Dark SP Random Roster, SP Relic Selection Chest, SS Blackguard Roster, SS Essence (Legendary+), and various Summoning and Growth Resources.
Stage Adjustments and Modifications
Misty Mountains
Lowered the overall difficulty of the Misty Mountains.
Oblivion Places
- Adjusted the achievement conditions for [Howling Snowfield] (Oblivion 1)Kill the Final Boss; removed the daily attempt limit.
Lowered the stage difficulty of [Howling Snowfield] (Oblivion 1).
Shop Packs
New Pack: Spring Archaic Modify Pack
Re-listed: Spring Whetstone Pack (Purchase Limit x2). Refreshes every 7 days; available until the end of the month.
Re-listed: LT Otherrealm Archaeology Pack
Re-listed: TL Otherrealm Supply Ⅰ
Events
[Cornucopia] is now live!
Participate in the event by investing a certain amount of Coupons, and you are guaranteed to get even more in return!
Event Rule
Duration the Event, every【Sanguine Summon】will gain point, accumulate point to obtain massive pts reward. Event reward can be claimed up to 6 rounds
This event will have server/Cross server ranking, and will provide related ranking reward (The Heart of Summon leaderboard will be replaced)
Expected Event Duration
After update~2026.4.09 12:00
Event Rule
During the Event, consume FP will have chance to drop event coin「Sakura Emblem」. 「Sakura Emblem」can be used to exchange various reward on event shop.
Expected Event Duration
2026.3.1-2026.3.7
2026.4.15-2026.4.21
Event Rule
During the event period, every 1 FP commander consume will gain 1 event point, accumulate point to certain amount will gain stage reward, there will be 7 stage, up to 6 rounds.
Single-server and Cross-server leaderboard will be set on this event, rewards will be distributed based on the total event points accumulated during the event.
Expected Event Duration
2026-4-15 08:00 - 2026-5-13 12:00
Event Rule
During the event period, every blackguard summon will give 1 point, accumulate points to obtain massive accumulative point reward.
Expected Event Duration
2026-4-22 08:00 – 2026-4-28 12:00
Event Rule
During the Event, Commander can obtain massive accumulative point reward after reaching certain Academy Cup point.
The Event will have separate Leaderboard, Blacktide Medal and Exclusive Avatar will be offered as ranking reward.
Expected Event Duration
2026-4-15 08:00 - 2026-4-21 12:00
BUG Fixes and Other Optimization
- Crimson Warshadow (Grinfina) – Rage Armor GuardTrigger interval reduced from 4s to 3s; Source Energy cost reduced from 60 to 45.
Removed the invincibility trigger interval from Crimson Warshadow's Sanguine Lv.2.
- Crimson Warshadow Exclusive RelicMagic Shield multiplier increased from 20000% to 30000%.
Increased the All-Attributes bonus of the rune “Omni Embers” (third effect line).
- Oblivion – Howling SnowfieldDifficulty lowered.
Fixed an issue where the name of Bounty Quest Lv.8 displayed incorrectly.
Fixed an issue where the “Upgrade” button displayed abnormally in battle scenes.
Fixed an issue where rune prefix/suffix tiers were displayed incorrectly.
Fixed an issue with listing prices in the Gold Exchange.
- OptimizationRemoved the consumption of Valiant's Blood during the Weapon Soulforge process.
Improved the voice-over experience of the Bulletin Board mascot.
Future Update Plan
End-of-Month Update Preview
Added Hidden Gear exchange to the Otherrealm Shop.
Introduced Elimination Stone, available for exchange in the Otherrealm Shop.
Initial version of the Battle Pet System and Stargate Gameplay launched.
Reduced the price of Gears in the Otherrealm Shop
Future Plans
Added Fusion System for Eternal Runes, increasing All Attrs by a percentage upon fusion.
Optimize Loot System to improve the stability of stage clearing rewards.
Regularly update equipment with extractable skills.
Collecting Feedback
Source
Changelog.gg summarizes and formats this update. How we read updates.