Mansfield Break

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This event has been released and added to Record Restoration in the Global server of Arknights, and its relevant stories and operations are now available in the Archives and Terminal, respectively.
As such, the content of this page and the related subpages have been archived.

Mansfield Break (MB) is the eighth major event and the seventh Side Story in Arknights.

Operations

Clear 1-10 to access MB operations.

Escape PlanMB-1MB-TR-1MB-2MB-3MB-ST-1MB-4MB-5MB-6MB-7MB-8MB-ST-2
Mansfield Daily LifeMB-EX-1MB-EX-2MB-EX-3MB-EX-4MB-EX-5MB-EX-6MB-EX-7MB-EX-8
Addendum
  • Mansfield Daily Life operations are available from the second week.
  • All MB operations are worth 27 Originite Prime icon.png.

Annihilation

EN MB Frozen Abandoned City.png

Frozen Abandoned City is introduced as the new Rotating Mission in July 5, 2021.

Operators

EN MB New Operators.png

The following Operators will gain 50% more trust (except from Annihilation):

Kafka icon.png
Mountain icon.png
Pinecone icon.png
Robin icon.png

Headhunting

EN MB Jail Tiger Unchained.png

The Jail Tiger Unchained headhunting banner is featured.

Factory Steel

EN MB Factory Steel.png

The best MB operations to farm Factory Steels are MB-6, MB-7, and MB-8 due to their high Sugar Pack.png Sugar Pack, Aketon.png Aketon, and Oriron Cluster.png Oriron Cluster drop rates, respectively.

Be Prepared

The Be Prepared rewards can be claimed until July 13, 2021.

Mission Reward(s)
Clear MB-1.
Factory Steel
30
Clear MB-2.
Factory Steel
30
Clear MB-3.
Factory Steel
40
Clear MB-3 with 3 stars.
Personal Wash Basin.png
Clear MB-4.
Robin icon.png
Factory Steel
40
Clear MB-5.
Factory Steel
40
Clear MB-5 with 3 stars.
Factory Steel
60
Clear MB-6.
Factory Steel
60
Clear MB-6 with 3 stars.
Exposed Piping.png
Clear MB-7.
Factory Steel
80
Clear MB-7 with 3 stars.
Factory Steel
80
Clear MB-8.
Factory Steel
80
Clear MB-8 with 3 stars.
Metal Suspended Ceiling with Fans.png
Clear MB-EX-1.
Factory Steel
30
Clear MB-EX-2.
Double Decker Metal Bed.png
Clear MB-EX-3.
Factory Steel
30
Clear MB-EX-4.
Factory Steel
60
Clear MB-EX-5.
Factory Steel
60
Clear MB-EX-6.
Factory Steel
60
Clear MB-EX-7.
Factory Steel
90
Clear MB-EX-8.
Factory Steel
90
Clear MB-EX-8's Challenge Mode.
Plaque - Finest Riches.png
Clear MB operations except MB-TR-1 15 times.
Factory Steel
60
Clear MB operations except MB-TR-1 45 times.
Factory Steel
80
Clear MB operations except MB-TR-1 85 times.
Factory Steel
100

Secret Channel

To buy all items with limited stock from the Secret Channel, the player must spend 6004 Factory Steel.png.

Escape Plans missions give up to 1200 Factory Steel.png while first clear rewards of MB operations give up to 900 Factory Steel.png, thus requiring the player to farm an additional 3904 Factory Steel.png from MB operations.

Unlike previous major side story events, free-to-play players will not have enough Sanity.png Sanity to farm the Factory Steels needed to clear the Secret Channel, even if one saves two Top Emergency Sanity Potion.png Top Emergency Sanity Potion given from Weekly Missions a week prior to the event. If this is the case, then one best prioritizes buying the following items, in the specified order:

  1. All five Robin's Token.png Robin's Token
  2. All Mansfield Prison Cell parts
  3. 3 stocks of Headhunting Permit.png Headhunting Permit
  4. 5 stocks of D32 Steel.png D32 Steel
  5. 10 stocks of RMA70-24.png RMA70-24, White Horse Kohl.png White Horse Kohl, and Sugar Lump.png Sugar Lump
  6. 100 stocks of 5000 LMD.png LMD
  7. 25 stocks of Tactical Battle Record.png Tactical Battle Record
  8. 50 stocks of Strategic Battle Record.png Strategic Battle Record

The Secret Channel is open until July 13, 2021.

Ware Price Stock
Robin's Token
1
200 Factory Steel.png 1
Robin's Token
1
240 Factory Steel.png 1
Robin's Token
1
280 Factory Steel.png 1
Robin's Token
1
320 Factory Steel.png 1
Robin's Token
1
360 Factory Steel.png 1
Headhunting Permit
1
150 Factory Steel.png 3
D32 Steel
1
100 Factory Steel.png 5
RMA70-24
1
40 Factory Steel.png 10
White Horse Kohl
1
35 Factory Steel.png 10
Sugar Lump
1
30 Factory Steel.png 10
Half-open Long Bench.png
100 Factory Steel.png 1
Water Containers.png
60 Factory Steel.png 1
Prison Chair with Handcuffs.png
55 Factory Steel.png 1
Prison Cell Ceiling Light.png
45 Factory Steel.png 1
High-capacity Hot Water Kettle.png
30 Factory Steel.png 1
Crystalline Component
1
10 Factory Steel.png 10
Orirock Cluster
1
8 Factory Steel.png 15
LMD
5K
7 Factory Steel.png 100
Strategic Battle Record
2
5 Factory Steel.png 25
Tactical Battle Record
2
3 Factory Steel.png 50
Frontline Battle Record
2
1 Factory Steel.png 120
Skill Summary - 3
1
4 Factory Steel.png 25
Skill Summary - 2
1
2 Factory Steel.png 50
Device
1
4 Factory Steel.png 25
Polyketon
1
4 Factory Steel.png 25
Polyester
1
3 Factory Steel.png 25
Specialist Chip
1
6 Factory Steel.png 4
Furniture Part
10
2 Factory Steel.png 200
LMD
20
1 Factory Steel.png

Outfits

EN MB New Outfits.png
EN MB Rerun Outfits.png

The following outfits are available in the Outfit Store:

New
Candy Cape
Snowy Echo
Snowywatch
The Law
Old
Caster's Frost
Presents
York's Bise

Furniture

EN MB Mansfield Prison Cell.png

The Mansfield Prison Cell furniture set is available; some of its parts are awarded from completing Be Prepared missions while others are available in the Secret Channel and Furniture Store.

Miscellaneous

Operator Records and Paradox Simulations are introduced for the following Operators:

Operator Operator Record(s) Paradox Simulation
12F icon.png
Certain Choices Survivor
Broca icon.png
The First Step Towards Trust Standing Fast
Ceobe icon.png
XXL Honey Biscuit Tips For Beating Up Bad Guys
Eyjafjalla icon.png
  1. Heart of A Scholar
  2. Volcano
One-Person Encirclement
Firewatch icon.png
On My Way Optimal Field of View
Kroos icon.png
Apples Simulation Scenario 1122K
Phantom icon.png
Cooperation Take Control
Provence icon.png
Coworkers Don't Let Yourself Freeze
Rope icon.png
Floral Perfume Hey, Where Is Everyone?
Shirayuki icon.png
The Way of Shinobi Controlling Distance

As implementing them requires a direct update to the game client, it is important to bind the player's account to avoid data loss and the game have to be manually updated from the Google Play Store/iOS App Store.