The year is 2025, and Earth's resources are critically depleted, pushing humanity towards an energy crisis. Hope arrives in the form of Grimstar, a distant world brimming with a new, vital energy resource.

You are thrust into this new frontier not by choice, but by corporate obligation – to take your deceased brother's place and fulfill his contract.

Grimstar: Crystals are the New Oil! is a single-player real-time strategy game that challenges you to exploit this alien planet as efficiently as possible.

Beyond the core RTS gameplay, a compelling narrative unfolds as you investigate the circumstances surrounding your brother's untimely death. The campaign promises an engaging experience, blending strategic resource management with a personal quest for truth.

Players will need to master base building and resource extraction while defending against the planet's unknown threats. The game combines the strategic depth of RTS with the replayability and emergent challenges of a roguelike, offering a unique take on planetary exploitation.

Overview

Grimstar: Crystals are the New Oil! is a single-player real-time strategy game developed by SvenRahn Games and published by indie.io. Players are sent to the alien planet Grimstar to secure a new energy resource, taking over their late brother's contract. The game features a single-player campaign focused on both efficient planetary exploitation and uncovering the mystery of the brother's death.

Highlights

  • Engaging Single-Player Campaign: Unravel the mystery of your brother's death while managing planetary resources.
  • RTS Core Gameplay: Master real-time strategy mechanics, including base building and resource management.
  • Exploration and Combat: Explore the alien world of Grimstar and engage in combat against its inhabitants or environmental hazards.

Who It's For

This game is for players who enjoy real-time strategy games with a strong narrative component. Fans of base-building, resource management, and PvE combat will find a lot to love, especially those looking for a roguelike twist on the RTS genre.

Game Info

  • Developer: SvenRahn Games
  • Publisher: indie.io
  • Release Date: June 16, 2025
  • Genre: Action, Indie, Strategy
  • Modes: Single-player
  • Features: Steam Achievements, Family Sharing
  • Languages: English, Simplified Chinese, Russian, German (full audio support for these)