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Arknights: Endfield

Defense Construction Mission Guide

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Arknights Endfield - Defense Construction

Defense Construction is an Exploration Mission in Arknights: Endfield 1.0. Learn how to setup the outpost for Auto-Battle, unlock Early Warning Terminal, and the rewards in this guide!

List of Contents

How to Unlock Defense Construction

Complete Fort Showdown

Arknights Endfield Fort Showdown Main Mission Guide

Defense Construction will automatically unlock upon completion of Fort Showdown!

Fort Showdown Main Mission Guide

Defense Construction Walkthrough

Talk to Daniel in Valley Pass

Endfield - Talk to Daniel

Go to the Valley Pass Outpost to meet and talk with Daniel to see what's bothering him. During the dialogue, a member of the camp, Dewey, will interject because of an emergency.

Defeat the Landbreakers

Endfield - Defeat the Landbreakers

Dewey notifies the group that Landbreakers are breaking in the camp. Defeat them in order to progress through the story.

Go to the Temporary Shelter

Endfield - Go to the Temporary Shelter

Return to the Temporary Shelter to check out how the camp is doing. Talk to Daniel who is beside Soth for your next plan of action.

Setup the Outpost

Endfield - Setup the Outpost

Place Combat Facilities around the outpost in Valley Pass. Make sure that they are powered up by an Electric Pylon and set them up in front of the entrance for them to target the incoming enemies.

AIC Factory and Base Building Guide

Start Battle and Defeat the Invading Enemies

Endfield - Start Battle and Defeat the Invading Enemies

Start the battle and defeat the incoming enemies. You can join in the battle as well to expedite the process. You must defeat 21 Landbreakers to progress.

Complete the Auto-Defense

Endfield - Complete the Auto-Defense

Setup more Combat Facilities to aid the outpost from incoming enemies. Make they are within the Electric Pylon and the best way to form them is place four of them in a box position.

Start the Auto-Battle

Endfield - Start the Auto Battle

Once you have prepared the outpost, let the Combat Facilities defeat the incoming enemies. You cannot intervene during the Auto-Battle..

Check the Early Warning Terminal

Endfield - Check the Early Warning Terminal

After the Auto-Battle, go to the Early Warning Terminal to check out the status of the outpost. You can also check this terminal freely and earn rewards with each milestone!

Talk to Daniel Once Again

Endfield - Talk to Daniel Once Again

Talk to Daniel in the outpost again to check the status of the camp. After a brief dialogue, the mission wil be concluded and unlocks the Early Warning Terminal!

Defense Construction Quest Rewards

Total Item Rewards

Total Quest Rewards
#OroberylImage
Oroberyl x75

You also receive 300 Operational EXP for completing the quest.

Defense Construction Quest Information

Defense Construction Quest Details

Mission Type Exploration Mission
Location Valley Pass, Valley IV

Defense Construction is an Exploration Mission that's located in Valley Pass.

Arknights: Endfield Related Guides

Arknights Endfield Missions

List of All Missions

List of All Exploration Missions

All Exploration Missions
Tainted Waters Illusion Antique Drone
Silent Grove - South Hill Silent Grove - Epilogue OD Project - Reconstruction HQ III
OD Project - Reconstruction HQ II OD Project - Reconstruction HQ I OD Project - Refugee Camp III
Always Running The Bell Tolls Silent Grove - Zhailing Islet
Kindness is Rare Business is Tough Three Swords of Mastery
Sluggish Escapade Silent Grove - The Beginning Treasure Beneath the Pond
No Margin for Error Template Recovery Burdenbeast Tales
Innovate to Cultivate A Robot's Dream Outpost - Infra-Station
A Brewing Storm - Origin Lodespring Beyond the Worlds' Expanse IV Outpost Reconstruction HQ
Emergency Rescue Ode to the Oak I Ode to the Oak II
Pillars of Destiny OD Project - Sky King Flats I OD Project - Infra-Station III
The Road is Rough OD Project - Refugee Camp I Produce Industrial Explosives
Where Art Thou My Love Alluvial Cleaning A Brewing Storm - The Hub
Defense Construction In For a Penny, In For a Pound OD Project - Refugee Camp II
Dijiang Upgrade and Maintenance I Depot Node II Depot Node I
Etchspace Salvage Farming Toils Dispatch Reboot
A Brewing Storm - Aburrey Quarry Beyond the Worlds' Expanse III OD Project: Infra-Station II
Explosive Rescue Beyond the Worlds' Expanse II Repair Story
Elevated Rescue Dusty Old Files Outpost Infra-Station
OD Project - Infra-Station I Beyond the Worlds' Expanse I Savior of Bots
Had to Be Done Tripod Central Restart Area Stock Redistribution I
Restart Area Stock Redistribution II AIC Steward Dijiang Upgrade and Maintenance II

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