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Arknights: Endfield
Monumental Etching: Old Wounds Event Guide
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Monumental Etching: Old Wounds is a limited-time exclusive event for Umbral Monument in Arknights: Endfield. Learn more about the event guide and its rewards here!
List of Contents
Monumental Etching: Old Wounds Event Guide
Limited-Time Exclusive Event for Umbral Monument
| Release Date | Feb. 12, 2026 12:00 PM (Server Time) |
|---|
Monumental Etching: Old Wounds is a limited-time exclusive event for the new permanent endgame mode, Umbral Monument, that started on February 12, 2026.
During the event, players would have to complete specific challenges in Umbral Monument to claim rewards like Oroberyls and more on the event screen.
Available Until After Inorganic Constructs Ends
| First Series | Those Forsaken by the Land Start Date: Feb. 12, 2026 12:00 PM (Server Time) End Date: Feb. 26, 2026 |
|---|---|
| Second Series | Inorganic Construct Start Date: Feb. 22, 2026 12:00 PM (Server Time) |
Monumental Etching currently covers two series for Umbral Monument — Those Forsaken by the Land that started on February 12, 2026 (Server Time) and Inorganic Construct that will start on February 22, 2026 (Server Time).
Each series would have its own challenges and exclusive rewards available during its event period. After each series update, rewards from the previous series will be unavailable.
Monumental Etching: Old Wounds Rewards
All Item Rewards
| Challenge | Rewards |
|---|---|
| In Umbral Monument, complete "Survive the Gas" in Normal Mode |
 Oroberyl
x150 Arms INSP Set
x10 |
| In Umbral Monument, complete "Unorthodox Tactics" in Normal Mode |
Oroberyl
x150 Arms INSP Set
x10 |
| In Umbral Monument, complete "Ballista and Axe" in Normal Mode |
Oroberyl
x150 Arms INSP Set
x10 |
| Deal a total of 500K DMG to enemies in "Those Forsaken by the Land" |
Oroberyl
x150 Protoset
x6 T-Creds
x30000 |
| Challenge any "Those Forsaken by the Land" stages 3 times |
Oroberyl
x150 T-Creds
x30000 |
| Challenge "Those Forsaken by the Land" in Agony Mode 1 time |
Oroberyl
x150 Protohedron
x8 T-Creds
x30000 |
| Deal a total of 1.5M DMG to enemies in Umbral Monument stages |
Oroberyl
x150
Advanced Progression Selection Crate I x5
Protohedron
x8 |
| Challenge any Umbral Monument stages 5 times |
Oroberyl
x150
Advanced Progression Selection Crate I x5
Protohedron
x8 |
Complete different Umbral Monument challenges during the duration of Monumental Etching: Old Wounds to obtain the available rewards.
Arknights: Endfield Related Guides
Current Events
| Event | Schedule & Summary |
|---|---|
 Fortune Connect-and-Win Mail Reward Event
|
Period: 02/15/26 - 02/23/26 Receive in-game mail daily to receive special rewards including Oroberyls, Springfest Pastry, and Emergency Sanity Concentrate! |
|
Monumental Etching: Old Wounds Exclusive Event
|
Period: 02/12/26 - 02/26/26 Complete the corresponding Umbral Monument stages in Normal Mode to obtain all available Oroberyl rewards. |
 Glittering Life at Wuling Guide Event
|
Period: 02/07/26 - 02/24/26 Explore and visit locations around Wuling! |
 Carly's Fairytale of the Valley Camera Event
|
Period: 02/07/26 - 02/24/26 Take pictures around Valley-IV! |
 Combat Drills Operator Trial
|
Period: 02/07/26 - 02/24/26 Try out Gilberta in a pre-set team and see her skills in action! |
 Voyage to the Stars Web Event
|
Period: 01/16/26 - 03/04/26 Login to send your username and UID to space! |
 Messenger Express Sign In
|
Period: 02/07/26 - 02/24/26 Log into the game for 7 days to earn various sign-in rewards! |
Upcoming Events
| Event | Schedule & Summary |
|---|---|
 Spectral Splendor Sign In
|
Period: 02/24/26 - 03/13/26 Log into the game for 7 days to earn various sign-in rewards! |
Permanent Events
| Event | Schedule & Summary |
|---|---|
 Awakening Sign-In Beginner Event
|
Period: Permanent Once you unlock the Event Center, log into the game for 14 days. |
 New Horizons Beginner Event
|
Period: Permanent Complete the designated main missions to earn pulls on the New Horizons Headhunting Banner! |
 Authority Level Rewards Beginner Event
|
Period: Permanent Claim exclusive rewards upon reaching specific Authority Levels! |
Past Events
| All Arknights Past Events | ||
|---|---|---|
 Firewalker's Trail Sign In
|
 Final Prep Orders Web Event
|
|
All Web Events
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Monumental Etching: Old Wounds Event Guide
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