Stationary Security Service missions

SSS

Missions

Rewards

Guide

Trivia

A list of Missions in Stationary Security Service.

Drill Mission

The Drill Mission acts as an introduction to S3 and must be cleared before the player can start Security Missions.

Rhodes Island Pharmaceuticals: Security Drill
	This training program is designed for Operators and command personnel participating in the Stationary Security Service, familiarizing them with the nature of the mission, and the differences from standard combat missions.
Operations
TR-1 Training Ground #7	TR-2 Training Ground #9	TR-3 Training Ground #10

Security Missions

Two new Security Missions are introduced every one season, called Dispatch Cycle in-game, which is made up of four Reward Cycles (see Rewards) with the initial implementation counted as the first Dispatch Cycle.

For a list of Security Missions prior to S3's second rework, see Stationary Security Service/Missions/Former.

Dispatch Cycle 1: Far West

• CN: November 1, 2022 – April 16, 2023
• Global: July 16, 2023 – November 16, 2023
• TW: October 19, 2023 – March 16, 2024

Dossoles Department of Security: Under-Construction Dossoles Plate
	One of Dossoles' under-construction plates was hijacked by a gang of barrens thugs while in transit. It is said that the leader of the gang wants to convert it into an underworld boxing arena. Ms. Candela has tasked you with first teaching the gang a lesson, then inviting their leader to Dossoles for a little chat. She trusts that her sincerity will reach the other party. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions All enemies take reduced damage while not being blocked (-30%) Starting Danger Level increased (+2) Haywire EC Unit: Shoddy Flashbang ×3
Unique Directional EC Unit	Unique enemies
Coating Device Conduction Valve
Operations
LT-1 The Swarming Masses	LT-2 Passing Down the Profit	LT-3 Industrial Improvement
LT-4 Bad Company	LT-5 Tipsy Trip	LT-6 A Piece of Steak

Inam: Acahuallan Jungle
	Recently, the flora of the Acahuallan Jungle has thrived a bit too well, to the point where it is troubling the locals. Apparently, everything can be traced back to a dangerous creature that is half-plant, half-Originium slug. Inam tasked Gavial with eliminating this creature, and she, ever busy with her medical work, subcontracted the job to Rhodes Island without a second thought. Danger Level effect: Enemies gain increased HP, ATK, and Movement Speed (+25%/+5%/+10%) Emergency Resupply conditions When defeated, enemies deal 50% of their ATK as Physical damage to nearby friendly units Starting Danger Level increased (+2) Haywire EC Unit: Heavy Insulated Concrete ×3
Unique Directional EC Unit	Unique enemies
Eunectes' Beacon
Operations
LT-1 Jungle Greetings	LT-2 Biodiversity	LT-3 Adaptation
LT-4 Glade	LT-5 Not Letting Go	LT-6 Man And Nature

Dispatch Cycle 2: Recapture Land

• CN: April 16, 2023 – August 16, 2023
• Global: November 16, 2023 – March 16, 2024
• TW: March 16, 2024 – July 16, 2024

Mama John's: Mama John's New Plate
	A former Mama John's employee has showed up at a new plate built by Mama for employee housing, tricking the workers into building weapons for her and sabotaging her former company's facilities. Mama John's has hired Rhodes Island to deal with the problem. No melee/ranged deployment restrictions in this operation Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions All enemies gain greatly increased ATK when they appear. ATK is reset after the first attack (+50%) Starting Danger Level increased (+2) Haywire EC Unit: Heavy Insulated Concrete ×3
Unique Directional EC Unit	Unique enemies
Tactical Equipment Toolbox
Operations
LT-1 I Know the Risks	LT-2 Barrenlands Business	LT-3 Numb Way Forward
LT-4 Chaotic Party	LT-5 Messenger	LT-6 Show of Power

Raythean Industries: Raythean Industries Test Platform
	An industrial gas leak at a Raythean weapons testing platform has caused many workers to become ill. The platform was occupied by bandits while being moved into the barrens for cleanup, and Raythean has tasked Rhodes Island to retake it. They wouldn't complain if you stopped the gas leaks too, while you were at it. <Poison Haze> Your units continuously lose HP, and Poison Haze damage increases with danger level. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions Poison Haze deals more damage (see each operation's article for the calculation) Starting Danger Level increased (+2) Haywire EC Unit: Heavy Insulated Concrete ×3
Unique Directional EC Unit	Unique enemies
Portable First-aid Kit
Operations
LT-1 Fatal Attraction	LT-2 Drunk Hammer	LT-3 For Survival
LT-4 Mixed Gas	LT-5 Nurturing Wither	LT-6 Suffocation

Dispatch Cycle 3: Southern

• CN: August 16, 2023 – December 16, 2023
• Global: March 16, 2024 – July 16, 2024

Alsterii Monastery: Alsterii Bellariorum Manufacture Platform
	An emergency recently occurred at a dessert production platform on the outskirts of Laterano. To satisfy the increasing demand for ice cream, the technological department modified their production lines to increase capacity. However, the controllers all had to take sick leave because they ate too much ice cream, causing the automated production lines to start to spraying ice cream everywhere, and wave after wave of cargo drones to start flooding into the city to strongarm the citizens into buying more. To save ice cream's reputation, the Alsterii Monastery has requested Rhodes Island's assistance in resolving this crisis. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions When not blocked, the Arts and Physical damage all enemies receive decreases as the Danger Level increases (-4% per level) Starting Danger Level increased (+2) Haywire EC Unit: Heavy Insulated Concrete ×3
Unique Directional EC Unit	Unique enemies
Energy Overflow Converter
Operations
LT-1 Iced Shells	LT-2 Sweet Party	LT-3 Cheesy Lockdown
LT-4 Advanced Artisanship	LT-5 Cream Overflow	LT-6 Smile Guaranteed

The Inquisition: The Abandoned Lighthouse
	An abandoned lighthouse situated along the Iberian coastline has attracted the attention of many explorers, yet not one to have ventured inside has ever returned. Although there are no observable abnormalities based on the lighthouse's appearance, the Inquisition suspects the area has been corroded by the abyss. They have sealed off the area and requested Rhodes Island to assist with their investigation. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions Enemy ASPD increases according to Danger Level (+4 per level) Starting Danger Level increased (+2) Haywire EC Unit: Shoddy Flashbang ×3
Unique Directional EC Unit	Unique enemies
Field Support Drone
Operations
LT-1 Sea Waves	LT-2 Walking Dead	LT-3 Banishment
LT-4 Mirage	LT-5 Fierce Currents	LT-6 Receding Tides

Dispatch Cycle 4: Rim Zone

This section pertains to a subject that is not yet released in the Global server of Arknights.

CN: December 16, 2023 – April 16, 2024

Tower Mountains Biotech: Tower Mountains Agricultural Experimental Platform
	One of Tower Mountains's experimental agricultural platforms near Rim Billiton was taken over by a group of "organic food activists." The occupiers claim that the experiments conducted there have polluted the local produce, and have seized a large number of drones to spread conspiracy theories about "twenty-legged sandworms" and "strawberry-flavored carrots" to damage the company's reputation. Tower Mountains has requested Rhodes Island assist them in retaking the platform and putting a stop to the activists' activities. Danger Level effect: Enemies gain increased HP and ATK (+25%/+5%) Emergency Resupply conditions Enemy Movement Speed increases according to danger level. (+10% per level) Starting Danger Level increased (+2) Haywire EC Unit: Shoddy Flashbang ×3
Unique Directional EC Unit	Unique enemies
Smart Airspace Controller
Operations
LT-1 Patrolling Task	LT-2 Glade Collaboration Task	LT-3 Irrigation Task
LT-4 Sowing Task	LT-5 Crowding Task	LT-6 Clearing Task

Terran Society For The Protection of Durin People: Automaton Arena
	"The Giant, Ultimate Ugly Thing Cup" Self-Driving Robots Competition Preliminaries are a series of contests with a mere three month history, and on their tenth iteration, the venue became more frantic than ever. The Mead Association and the Liquor Association even came to blows, and anything and everything in the spectator stands is a weapon. As such, we received a letter from a certain "Terran Society For The Protection of Durin People" requesting our help in maintaining order at the competition. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions Enemy ASPD increases according to Danger Level. (+3 per level) Starting Danger Level increased (+2) Haywire EC Unit: Heavy Insulated Concrete ×3
Unique Directional EC Unit	Unique enemies
Quick-freezing Sprayer Platform
Operations
LT-1 Disturbance's Beginning	LT-2 Pronounced Cheering	LT-3 Breaking Barriers
LT-4 Growing Vociferation	LT-5 Bleachers Outrush	LT-6 Acahuallan Peak

Dispatch Cycle 5: Clamour Zone

This section pertains to a subject that is not yet released in the Global server of Arknights.

Unofficial English translations provided by PHOTON563.

CN: April 16, 2024 – August 16, 2024

The Noise Correction Band: Nomadic Border Town
	A town on the border of Leithanien is filled with eerie and noisy tunes day and night, preventing the Noise Correction Band from performing. After investigation, it seems that this place is shrouded in an unusual "Gloomy Arts", and the desolation caused by the Arts is still spreading outside the city. In order to perform as scheduled, the Noise Correction Band requested assistance from Rhodes Island. Figure out the source of the "Gloomy Arts" and let the band break through the noise. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions Enemy RES increases according to Danger Level (+2 per level) Starting Danger Level increased (+2) Haywire EC Unit: Shoddy Flashbang ×3
Unique Directional EC Unit	Unique enemies
Sound Recording Amplifier
Operations
LT-1 Sad Allegro	LT-2 Downer Sonata	LT-3 Sorrowful Adagio
LT-4 Worrying Minuet	LT-5 Miserable Andante	LT-6 Depressing Rondo

Box Inc.: Dossoles Commercial Plate
	In order to capture those "willing creatures" prepared to build momentum for new product launches, Box Inc. released the latest large-scale vehicle "Claw Catch Machine". However, it was tampered with by rivals and went completely out of control! Now, the vehicle is heading towards the streets of Dossoles, but people thought it was a planned city-wide performance. In order to maintain its reputation and for the safety of residents, Box Inc. sent a request for assistance to Rhodes Island. Danger Level effect: Enemies gain increased HP, ATK, and DEF (+25%/+5%/+5%) Emergency Resupply conditions Enemy DEF increases according to Danger Level (+15% per level) Starting Danger Level increased (+2) Haywire EC Unit: Heavy Insulated Concrete ×3
Unique Directional EC Unit	Unique enemies
Arts Resonant Energy Field
Operations
LT-1 Willing Escape	LT-2 Wanted City-wide	LT-3 "Reward Collection"
LT-4 Following the News	LT-5 "Grabbing Like Crazy"	LT-6 Catch'em All