Arknights: Endfield 1.3 Umbral Monument Stages – How To Get All Rewards

Luna
07/08/2026

With the release of Arknights: Endfield 2nd phase for the 1.3 Update Patch, a whole new patch of Umbral Monument Challenges has also come for Arknights: Endfield. In this article, we will go over all of the brand new 1.3 Umbral Monument and advise players on how to best clear them easily.

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Arknights: Endfield 1.3 Umbral Monument Contention of Deathly Silences – How To Clear

The version 1.3 Update Umbral Monument Challenges is divided into 6 brand new challenges, each with their own enemies and gimmicks that players will need to overcome:

Arknights: Endfield 1.3 Umbral Monument

Phalanx of Thorns

A special challenge against a large group of enhanced beasts that can continuously apply Cryo Infliction onto the team, applying Solidification and freezing the team.

Arknights: Endfield 1.3 Umbral Monument Phalanx of Thorns

Enemies:

– Hedron: The projectiles it fires inflicts Cryo Inflictions to Operators upon hit.

– Prism: This enemy can greatly strengthen nearby allies to improve their capabilities

Stage Gimmick: 

– Enemies have better stats

– Prisms will increase the Atk of the Hedrons.

– Prisms are now much harder to interrupt.

– Tacticals and consumables cannot be used.

– Enemies have the same resistance against any element.

Clear Strategy:

– This stage is a test of the players’ ability to deal with large hordes of enemies with enhanced stats, with their attacks constantly applying Cryo Inflictions to Operators and putting them into Solidification status.

– Crowd Control Enemies And Take Them Down Quickly. The main threat in this stage is the large amount of enemies and the fact that they constantly attack from afar, therefore, players should utilize characters that can control large groups of enemies easily and try to take down them all at the same time as quickly as possible,

Focus Down The Prisms: The Prisms buffs the enemies with a lot of powerful buff effects, so players should focus on taking them down as quickly as possible.

Use Any Teams. Since the enemies have the same resistances for all elements, use the team you are most comfortable with using or the best team you have built

Eyes of Solvent-Kind

A special challenge requires players to face multiple enemies with quick and constant attack patterns that restrict movement and inflict Cryo Infliction and Solidification.

Arknights: Endfield 1.3 Umbral Monument Eyes of Solvent-Kind

Enemies:

– Tidewalker O: Attacks with abilities that apply cryo infliction, and applies Solidification to operators it hits.

Stage Gimmick: 

– Enemies have better stats

– Enemies forces include Tidewalker O.

– Tacticals and consumables cannot be used.

– Enemies have the same resistance against any element.

Clear Strategy:

– This stage mainly tests players to dodge attacks that persist on the battlefield and enemies’ constant beam attacks that inflict Cryo Infliction and Solidification on operators.

Dodging and Positioning Is Key: The 2 Tidewalker O will constantly bombard the team with long range beam attacks that can freeze operators and leave trails on the ground that also freeze the team and deal damage when stepped on, therefore, players need to be mindful of where they move and how they dodge the enemies’ attacks.

Use Any Teams. Since the enemies have the same resistances for all elements, use the team you are most comfortable with using or the best team you have built.

Ritual Vortex

This challenge tests the players’ ability to quickly deal with the enemies’ in order to prevent the boss’ powerful attacks and remove its invulnerability to deal damage.

Enemies:

– Bonekrusher Pyromancer: At regular intervals, summons his doubles and channels his ultimate skill. Defeat all of his doubles to interrupt the Bonekrusher Pyromancer’s channeling.

Arknights: Endfield 1.3 Umbral Monument Ritual Vortex

– The Ultimate deals damage proportional to the operator’s Max HP and inflict Combustion.

Stage Gimmick: 

– Enemies take additional damage from Finishers, enemy staggered duration is greatly shortened.

– Tacticals and consumables cannot be used.

– Enemies have the same resistance against any element.

Clear Strategy:

– This stage is a test of the players’ ability to quickly deal with the boss’ doubles to prevent the boss from unleashing powerful attacks and burn off the Operators’ HP.

– Prevent the Boss’ Ultimate Move At All Cost: The main thing players need to focus on dealing in this stage is to move quickly and defeat the boss’ doubles as quickly as possible to prevent the boss from using the Ultimate Skill. If the team is hit by the Ultimate Skill and inflicted with Combustion, the team will constantly lose HP in large amounts and will require players to quickly take down the boss before the entire team is taken out.

Use Any Teams, especially Cryo Teams. Since the enemies have the same resistances for all elements, use the team you are most comfortable with using or the best team you have built. Cryo team is preferred in this stage due to their ability to inflict Frozen onto enemies, slowing the enemies down significantly.

Wading in Raker Turf

This challenge tests the players’ ability to weave and dodge the boss’ aggressive constant attacks and interrupt its powerful attacks to take it down reliably.

Arknights: Endfield 1.3 Umbral Monument Wading in Raker Turf

Enemies:

– Glaring Rakerbeast: When compared to common rakerbeasts, thí enemy will enter Stealth and charge up its attack when its low in HP. Interrupt it quickly to end its Stealth and deal massive stagger to it.

Enraged state: When enraged, the enemy gains an Attack Buff, and its Attack also increases as its HP falls.

Stage Gimmick: 

– Enemies have better stats.

– The Glaring Rakerbeast is permanently Enraged and its Attack increases as its HP falls.

– Tacticals and consumables cannot be used.

– Enemies have the same resistance against any element.

Clear Strategy:

– This stage is a test of the players’ ability to quickly takes down the boss enemy and interrupt its charging attacks to prevent its from going into stealth and deal powerful damage to the entire team.

Interruption Is Key. The boss’ Stealth stage is really annoying and makes it impossible for players to deal damage to the boss for a period of time, therefore, players need to interrupt the boss’ powerful attack at the opportune time to prevent the boss from enter its Stealth stage and quickly burst the boss down when it enters Stagger.

Use Any Teams. Since the enemies have the same resistances for all elements, use the team you are most comfortable with or the best team you have built.

Harrowing AEthillu

This challenge tests the players’ ability to quickly switch controlled Operators and heal up the team in order to deal with hoards of dangerous enemies.

Arknights: Endfield 1.3 Umbral Monument Harrowing AEthillu

Enemies:

– AEthillu: This enemy has powerful revival ability. The revived form has a longer attack range. It can also detonate itself to deal massive damage.

Stage Gimmick: 

– At regular intervals, the controlled operator will be sealed, this seal lasts much longer.

– Tacticals and consumables cannot be used.

– Enemies have the same resistance against any element.

Clear Strategy:

– This stage is a test of the players’ ability to quick swap between operators in order to avoid the important controlled operator from being sealed.

– Use a Tank As The Controlled Operator: Like with Contingency Contracts, players can use the tank operator with high HP in order to be the controlled operator in order to still do good damage and combo with the important DPS operators while the controlled Operator is sealed.

Use Any Teams. Since the enemies have the same resistances for all elements, use the team you are most comfortable with or the best team you have built.

Raging Drummer

This challenge requires players to deal with a powerful boss monster that mitigates the damage dealt by the entire team in addition to being able to deal devastating damage to the team.

Arknights: Endfield 1.3 Umbral Monument Raging Drummer

Enemies:

– Skydrummer: When enraged, the Skydrummer will create protective shields that grant it high damage mitigation and attack buffs. Each Arts Reaction or Physical Status dealt by operators removes 1 shield stack.

Agony Mode: When calm, the Skydrummer will create a Vortex every time it deals damage to the controlled Operators. When enraged, the Skydrummer absorbs all Vortices on the battlefield to create protective shields. Each Vortex absorbed increases the number of shield stacks by 1.

When enraged, the Skydrummer will keep bombarding all operators within a range of itself.

Stage Gimmick: 

– When calm, the Skydrummer will create a Vortex every time it deals damage to the controlled Operators.

– When enraged, the Skydrummer absorbs all Vortices on the battlefield to create protective shields. Each Vortex absorbed increases the number of shield stacks by 1.

– Tacticals and consumables cannot be used.

– Enemies have the same resistance against any element.

Clear Strategy:

– This stage is a test of the players’ ability to inflict and initiate as many Arts Reactions or Physical Status against the boss as possible while dodging the boss’ attacks in order to quickly reduce the boss shields as much as possible before dealing damage to it.

Force Application Is The Key: Since the boss’ shield stacks are reduced every time an Arts Reaction or Physical Status is applied to it, any operators that has the ability to forcefully apply these effects to the boss is highly recommended, with some of the best operators for this includes Wulfgard, Perlica, etc.

Minimize Taking Damage As Possible: Taking damage in this stage will make the boss create more shields whenever it enters the enraged mode, therefore, players should focus on dodging the boss attacks and try your best to not take damage.

Use Any Teams. Since the enemies have the same resistances for all elements, use the team you are most comfortable with or the best team you have built.

Conclusion

With that, we have gone over the best strategies players can use to clear all of the challenges in the Version update 1.3 Umbral Monument in Arknights: Endfield. If you want to make the best teams to challenge these difficult stages, don’t hesitate to take advantage of special discounted deals for Arknights: Endfield Top Up at Enjoygm today!

عن المؤلف
Luna
Content Writer & Salty Gacha Enthusiast
A gacha games enthusiast that dabbles way too much in the gacha gaming field and plays too many gacha games all at once. Excel at challenging, clearing contents and having fun in multiple gacha games at the same time like Honkai: Star Rail, Zenless Zone Zero, Wuthering Waves, Fate/Grand Order, Reverse: 1999 and more. Currently playing over 10 gacha games at once and is considering playing more at the cost of his own sanity. Aims to provide as many informational game guides and articles as possible to help players have a better understanding of the characters and games they play to the best of his abilities.
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