Pact of Joy: Prologue

First-person sci-fi horror with a robot companion beneath the ocean

Just Sauce Studio · Released May 26, 2023

Reviews: Very Positive; 92% of 76
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 3 years ago; Jul 5, 2023
Minimum PC: GTX 1030; 8 GB RAM · 5 GB disk; Full requirements

What is Pact of Joy: Prologue?

A free, single-player adventure played in first person, this prologue follows contractor Jack Argyle on a communications repair job at the underwater Phorcys Station in 2043. You solve control-panel puzzles to reach new areas, speak with characters, read personal computer terminals to investigate the station's past, and avoid failed experiments.

For you if...

+you like science fiction mixed with supernatural mysteries

Not for you if...

−you want a long campaign rather than a short prologue

What players say

92% of 76 reviews are positive

Players praise the station's atmosphere and the mix of humor and unsettling character stories. Some find the jump scares excessive, while others praise them; multiple players report confusion about how to open doors.

Screenshots and trailer

Pact of Joy: Prologue system requirements

Minimum: GTX 1030, 8 GB RAM, 5 GB of disk space.

As published by the developer.

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Minimum

OS: 64bit Windows 7, Windows 8, Windows 10
Processor: AMD Ryzen 3 3200G; Intel I3-9100F
Graphics: GTX 1030 2GB
Memory: 8 GB RAM
Storage: 5 GB available space
DirectX: Version 11

Does Pact of Joy: Prologue have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Pact of Joy: Prologue run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Default controller config not fully functional
Sometimes shows mouse, keyboard or non-Deck controller icons
Some in-game text is small and may be hard to read
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 6
Steam features: Family Sharing
Languages: Full audio: English.

Does Pact of Joy: Prologue use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 28, 2026. How to filter AI games on Steam