Woefully ill-prepared, play as Captain Fahrenheit as they uncover long-lost secrets new and old, while fighting in an impossible war between Earth and Mars.

Adventure Casual Indie RPG

Director & Key Creative Leads:

Innomen Team(Development Studio)

Player Log & Actions

Unreleased

Your Rating

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Multiplayer & Platform Capabilities

SINGLEPLAYER

✓ Supported

ONLINE CO-OP / PVP

Solo Only

LOCAL SPLIT-SCREEN

Unsupported

CONTROLLER / CROSSPLAY

Keyboard & Mouse

Gameplay Duration & Completion

Crowdsourced campaign length, extra objectives, and 100% completion metrics

HowLongToBeat Data

Gameplay Format & DurationMultiplayer & Social

Session-Based / Party Multiplayer

Designed for dynamic rounds, party matchmaking, and infinite multiplayer replayability. No fixed linear campaign duration.

4K Screenshots & Media Gallery

Official high-resolution media gallery (4 screenshots)

Trailer

Sierra Ops Gameplay TrailerWatch on Steam

Sierra Ops : Episode 3 - Unending Dusk Screenshot 1

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Sierra Ops : Episode 3 - Unending Dusk Screenshot 2

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System Requirements & Steam Deck

Steam Deck: UNKNOWN

Hardware Assessment

Controller configuration recommended
Native display resolution supported

Minimum Specifications

OS: *: Windows XP+

Processor (CPU): SSE2 instruction set support.

Memory (RAM): 2 GB RAM

Graphics (GPU): Graphics card: DX9 (shader model 2.0) capabilities; generally everything made since 2004 should work.

Storage: 2 GB available space

Recommended Specifications (60 FPS Ultra)

OS: *: Windows XP+

Processor (CPU): SSE2 instruction set support. (High Performance)

Memory (RAM): 16 GB RAM

Graphics (GPU): Graphics card: DX9 (shader model 2.0) capabilities; generally everything made since 2004 should work. (Recommended tier)

Storage: 2 GB available space

Editions & Add-On Content (DLC)

Available game editions, collector bundles, Supporter Packs, and downloadable expansions

All Steam Packages

Base Edition

Sierra Ops : Episode 3 - Unending Dusk — DLC

TBA

Full Base Game
Steam Achievements

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Official Store Prices & Subscriptions

Live pricing across official digital stores, historical lows, and subscription catalog availability

STEAM

TBA

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Honest player critiques with verified playtime and karma upvoting

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Community Q&A Forum

Troubleshooting guides, build recommendations and accepted solutions

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Creators & Development Team

Key directors, leads, and game development studios

Lead Developer