Arknights | Base Skill List & Guide

Read this Arknights guide to learn about the Operator character's base skills list! Find out the best operators to assign to the RIIC base facilities, skill effects, and more!!!

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Base & Facilities

Assign Operators to Base Facilities

Increases Production of Materials

Besides their combat skills, every Operator also have skills that benefits the Base. These skills can help in the production of materials, training, or production time depending on the facilities.

Control Center - Operators & Base Skills

Skill	Effect / Operators
Agreement	+7% all Tradeposts' order efficiency Amiya
Capable Assistance	Power consumption of all operators in the Control Center decreases by -0.05 per hour Dobermann
S.W.E.E.P.	When positioned at Control Center, Stamina consumption per hour-0.05 Scavenger

Dormitory - Operators & Base Skills

Skill	Effect / Operators
Thoughtfulness	+0.55 Morale Recovery Speed for other Operators without a full Morale Shining Myrrh Meteor
Leader	Health recovery speed +0.15 per hour Zima Siege
Idol	+0.15 per hour to the Morale Recovery rate of Operators Sora
Inspiring	When positioned at Dormitory, Stamina recovery speed for others per hour+0.1(Overwritten by higher value) Nightingale
Lively	When positioned at Dormitory, Stamina recovery speed for others per hour+0.2(Overwritten by higher value). Stamina recovery speed on self per hour+0.4% Beagle Cardigan
Baking	When positioned at Dormitory, Stamina recovery speed for others per hour+0.3(Overwritten by higher value). Stamina recovery speed on self per hour+0.3% Mousse
Cooking	When positioned at Dormitory, Stamina recovery speed for others per hour+0.35(Overwritten by higher value). Stamina recovery speed on self per hour+0.35% Savage Gummy
Violin Solo	When positioned at Dormitory, Stamina recovery speed per hour+0.15(Overwritten by higher value) Amiya

Power Plant - Operators & Base Skills

Skill	Effect / Operators
Backup Energy	+10% Drone Recovery rate Lancet-2
Heat Charge α	When positioned at Power Plant, Drone recovery speed per hour+10% Ifrit Lava
Equipment Maintenance	When positioned at Power Plant, Drone recovery speed per hour+10% Shaw
Pulsed Arc α	When positioned at Power Plant, Drone recovery speed per hour+15% Liskarm

Factory - Operators & Base Skills

Skill	Effect / Operators
Rhine Tech α	Productivity +15% Ptilopsis Silence
Combat Guidance Video	+30% Battle Record formula production FEater Vigna Shirayuki Frostleaf
Metalwork α	+30% Precious Metal formula production Haze
Warehouse Organization β	Capacity +10, Productivity +10% Cuora Noir Corne
Standardization α	+15% Productivity Meteor Yato
Standardization β	Productivity +25% Jessica Vanilla Perfumer Steward
Warehouse Organization α	Capacity +6, Productivity +10% Beagle Cardigan
Hothead	+20% in production for the first hour then add 1% every hour after that to get to +25% Fang
Slowcoach	When positioned at Factory, First Hour Efficiency+15%, +2% per following hour, up to maximum of +25% Kroos
Geologist	When positioned at Factory, Originium Processing Efficiency+35% Earthspirit
Originium Crafts β	When positioned at Factory, Originium Processing Efficiency+35% Lava
Scavenger	When positioned at Factory, Max Capacity+8, stamina consumption per hour-0.05 Scavenger
Meeboo: Processing	When positioned at Workshop for creating Materials, Extra Item Chance+65% Mayer

Trading Post - Operators & Base Skills

Skill	Effect / Operator
Negotiation	When the Operator is assigned to a Trading Post, the order limit +3 and Moral consumed per hour -0.25 Steward
Penguin Logistics α	Order acquisition efficiency +20% Exusiai Croissant
Karlan Commercial α	Order acquisition efficiency +20%, Order Limit +1 Silver Ash Matterhorn Courier
Hidden Purpose α	When placed in a Trading Post with Texas, Morale consumption is -0.1 per hour and the order limit is +2 Lappland
Communication	Order acquisition efficiency +30%, Morale consumption -0.25 per hour Gum Catapult
Supply Management	Order acquisition efficiency +25%, order limit +1 Gitano Melantha Vanilla
Order Distribution α	Order acquisition efficiency +20% Deepcolor Adnachiel Cuora Vanilla
Order Distribution β	Order acquisition efficiency +30% Mousse Yato Haze Fang Matoimaru
Feud	When positioned at Trading Post with Lappland, Stamina consumption per hour+0.3, Efficiency+65% Texas
Karlan Trading β	When positioned at Trading Post, Efficiency+15%, Max Capacity+2 Cliffheart
Penguin Logistics β	When positioned at Trading Post, Efficiency +30% Sora
Good Chemistry	When positioned at Trading Post with Exusiai, Stamina consumption per hour -0.3 Texas

Reception Room - Operators & Base Skills

Skill	Effect / Operators
Clue Search α	+10% Clue Search Speed Angelina Firewatch
Clue Search β	When positioned at Reception Room, Clue Search Speed+20% Rope Shirayuki 12F
Liaison	When positioned at Reception Room, Clue Search Speed+10%, Higher chance for BSW clue Jessica
Messenger	When positioned at Reception Room, Clue Search Speed+10%, Higher chance for Karlan Trading clue Courier
Divination	When positioned at Reception Room, Clue Search Speed+25% Gitano
Staff	When positioned at Reception Room, Clue Search Speed +10%, Higher chance for Ursus clue Istina

Workshop - Operators & Base Skills

Skill	Effect / Operators
Blasting Materialogy α	+75% change of getting by-products when processing elite materials Meteorite
Tech Theory	+75% change of getting by-products when processing skill summary Savage Matoimaru
Engineering	+75% change of getting by-products when processing base materials Shaw
Pharmacology	+75% change of getting by-products when processing elite materials Perfumer Gavial Ansel
Meeboo: Processing	When positioned at Workshop for creating Materials, Extra Item Chance+65% Mayer
Focus α	When positioned at Workshop for creating material, Extra Item Chance+40％ Melantha
Training Record	When positioned at Workshop for creating Chips, Extra Item Chance+70％ 12F
Blasting Materialogy β	When positioned at Workshop for creating material, Extra Item Chance+80％ Catapult
Focus β	When positioned at Workshop for creating Materials, Extra Item Chance+60% Deepcolor Estelle
Skilled Craftsman	When positioned at Workshop for creating Upgrade Materials, Extra Item Chance+50% Ranger Adnachiel
Nutriology	When positioned at Workshop for creating Upgrade Materials, Extra Item Chance+70% Hibiscus
Toxicology α	When positioned at Workshop for creating Upgrade Materials, Extra Item Chance+80% Blue Poison

Office - Operators & Base Skills

Skill	Effect / Operators
Catastrope Messenger α	When the Operator is assigned to the Office, HR accumulating speed +30% Earthspirit Provence
Psychology	When positioned at Office, Efficiency+40% Orchid

Training Room - Operators & Base Skills

Skill	Effect / Operators
Defender Expert α	+30% training speed for Defender Operators Hoshiguma
Guard Expert α	+30% training speed for Guard Operator >Franka
Caster Expert α	+30% training speed for Caster Operator Skyfire
Specialist Expert α	+30% training speed for Specialist Operators Manticore
Medic Expert α	+30% training speed for Medic Operators Warfarin Gavial
Vanguard Expert α	+30% training speed for Vanguard Operators Plume
Support Expert α	When positioned at Training Room as trainer, Support Training Speed+30% Istina
Sniper Expert α	When positioned at Training Room as trainer, Sniper Training Speed+30% Platinum
Vanguard Expert β	When positioned at Training Room as trainer, Vanguard Training Speed+50% Vigna
Defender Expert β	When positioned at Training Room as trainer, Defender Training Speed+50% Matterhorn
Instructor	When positioned at Training Room as trainer, Training Speed+25% Dobermann
Support Expert β	When positioned at Training Room as trainer, Support Training Speed+50% Pramanix

Arknights Related Articles

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Best Operator Tier List	Best Low Rarity Units
How to Get Operators	Reroll Guide

Basics for Beginners

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Game System & Features

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