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BRIGANDINE ABYSS

BRIGANDINE ABYSS cover art
Developer
Adglobe
Publisher
NIS America, Inc., Happinet
Released
Aug 26, 2026
Steam reviews
38% of players recommend it, from 278 reviews — Steam calls that “Mostly Negative”
Tags
SimulationStrategy
View on Steam

On Linux, Steam Deck and Steam Machine

Deck PlayableSteam Machine: VerifiedSteamOS Compatible

Valve rates it Playable on Steam Deck. Valve rates it Verified on Steam Machine. Valve marks it SteamOS Compatible.

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About this game

The developer's description, from the game's Steam store page.

Story・Intro

Once upon a time, the world was saved by the Brigandine.

This arcane armor, forged by the great sorcerer Lunadea, brought an end to the ambitions of the Abyssloa Empire.

200 years have since passed, and the continent’s current greatest superpower, the Kingdom of Solginat, has grown into a disquieting presence. In response, the rulers of various nations, spearheaded by the queen of Mysteine—a realm that carries on Lunadea’s will—gather together to issue a formal denunciation…

Game Modes

Story Mode

Experience the unique stories of six distinct nations, each set in motion by the rebirth of the Abyssloa Empire.

Mission Mode

Select from 24 nations to play as, each with its own win condition.

Strengthen Your Nation While Time Allows

During Organization Phases, allied troops can be strengthened in preparation for the upcoming battles.

Efficient task management will prove key in maximizing your forces’ improvements.

Invade Neighboring Nations to Bolster Your Own

During Attack Phases, other countries can be invaded to obtain resources or strengthen personnel.

Whether to invade or not is for you to decide.

Employ Tactics to Command Troops and Annihilate Foes

Battles are turn-based and take place on a hexagonal grid.

Focus down enemy leaders to force a retreat or defeat each unit one by one. Strategy is in your hands.

System requirements

As Steam lists them.

Windows

Minimum

Requires a 64-bit processor and operating system
OS
Windows 11
Processor
Intel® Core™ i5‑4670 (quad‑core), 3.40 GHz or higher
Memory
16 GB RAM
Graphics
NVIDIA® GeForce® GTX 1060 (VRAM 4GB) or higher
DirectX
Version 12
Storage
16 GB available space

Recommended

Requires a 64-bit processor and operating system
OS
Windows 11
Processor
Intel® Core™ i5-7600 (quad-core) 3.50 GHz or higher
Memory
16 GB RAM
Graphics
NVIDIA® GeForce® RTX 2060 (VRAM 6 GB) or higher
DirectX
Version 12
Storage
16 GB available space

Downloadable content

Steam lists 2 items of downloadable content for this game.

News

What BRIGANDINE ABYSS's studio and the outlets Valve syndicates on Steam have said recently.

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