Galaxy Defense War

Released Dec 2025

'Galaxy Defense War' is a roguelike tower defense game where you need to select suitable galactic principles from randomly dropped heroes and equipment to form a combat-ready team to resist alien invaders.

96% positive · 143 reviews

Done

All announced content has been released

Medium confidence

Done

All announced content has been released

Medium confidence

Where to buy

Steam Updated 11 Oct 2026 $7.72

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Evaluation

Galaxy Defense War launched on December 15, 2025 as a complete roguelike tower defense game. The store description outlines a full feature set including four hero classes, roguelike randomization, an equipment and status effect system, an endless mode, achievements, and boss encounters. There are no DLC listings, no season pass, no battle pass or monetized content rotation, and no developer communications announcing future content updates or expansions. The store page still contains a remnant line ("coming soon to Steam") from the pre-release period, which is boilerplate that was not updated after launch — it does not reflect the game's current status. Zero Space has not made any post-launch announcements. The game appears to have launched as a self-contained, complete product with no post-launch content cycle indicated.

Evidence

Full game feature set described including heroes, roguelike elements, equipment system, endless mode, and achievements — no mention of planned DLC, seasons, or future updates

store metadata · Dec 15, 2025 source ambiguous

medium

Store description contains no roadmap, season pass, battle pass, or announced post-launch content

description · Dec 15, 2025 source ambiguous

low

Media

Details

Developer

Zero Space

Publisher

Zero Space

Achievements

Platform

Windows

Controller

—

Steam Deck

Not rated

Players

Single-player

Strategy Roguelite Tower Defense 2D Base Building Building Cartoon Aliens Indie Casual

About this game

'Galaxy Defense War' - A interstellar tower defense game that combines strategy, building, and roguelike elements!

At the distant edge of the galaxy, alien invaders are surging forward. As a star commander, you will shoulder the heavy responsibility of protecting your homeland, building powerful defense towers, recruiting unique alien heroes, and using wisdom and strategy to create an impregnable defense line!

🌌 Deep Strategic Tower Defense: Deploy four types of heroes - Precision, Firepower, Psionic, and Warrior. Each hero possesses unique basic attacks and ultimate skills. Combine with modified heroes and artifacts to create your ultimate defense line.
🛸Roguelike Element Random Experience: Each game randomly drops heroes, equipment, and 'Galactic Principles'. Every choice will affect the battle situation, providing infinite replay value.
🧩 Rich Equipment and Abnormal System: Combine elemental abnormalities such as fire, poison, lightning, ice, etc., to trigger compound effects like explosions, soul separation, miasma, etc., with progressively deeper strategic layers.
🌟 Diverse Achievements and Challenges: Complete achievements, challenge endless mode, defeat powerful BOSSes, collect artifacts, summon ultimate units like phoenixes and ice dragons.
🎮 Multi-language Support and Community Interaction: Fully supports Simplified Chinese, English, Japanese, and more than ten other languages. Join Discord and QQ groups to share strategies with global players!

Every invasion is a new beginning, every defense is a test of wisdom.
Can you become the ultimate guardian of the galaxy?

'Galaxy Defense War' is coming soon to Steam. Welcome to add it to your wishlist and experience this interstellar defense battle at the first opportunity!

Last evaluated Jun 16, 2026