Welcome to the Empyrean Defense Wiki

Welcome to the official wiki for Empyrean Defense! Use the links below or in the sidebar to explore the wiki or search for a specific topic.

About

Empyrean Defense is a modern warfare tower defense game where you build, upgrade, and customize defenses to hold back an enemy invasion. Learn abilities and skills, craft advanced ammunition, and gather resources on the battlefield to strengthen and expand your defense.

News

We're gearing up for an exciting 2026!

  • Official Playtest: The official playtest is LIVE! For anyone interested in testing the game prior to the demo and Early Access, please sign up here. Once your submission is accepted, you will receive an activation key and can head over to the Playtest Page to get started!
  • Public Demo: The public demo is LIVE! Come try the game, share feedback, and help shape development.
  • Steam Next Fest: Check out Empyrean Defense at Steam Next Fest June 15-22, 2026.
  • Early Access Release: Empyrean Defense launches into Early Access on July 23, 2026.

Status

v0.12.5 - Demo Updates & Scattershot (April 12, 2026)

Status: 🟢 Live on Steam Demo 🟠 Coming soon to Steam Playtest

New Features

  • Added the Scattershot ability: Detonates a burst of white hot shrapnel in all directions, damaging all enemies within range

Improvements

  • [DEMO] Added a supply drop to the beginning of Graywake Reach in the demo filled with Rockets and Sniper Rounds
  • [DEMO] Updated the demo to start directly in Graywake Reach
  • [DEMO] Players now start with both Rocket Strike and Scattershot abilities selected
  • [DEMO] Repair ability is now available without the need to purchase on the market
  • [DEMO] Wraith Turret ability has been moved to the market for purchase
  • [DEMO] Reduced the market cost of the Wraith Turret and Overdrive abilities significantly

Balance Changes

  • Increased the base damage boost of the Overdrive ability from 15% → 25%
  • [DEMO] Reduced the base damage of the Attack Vessel from 45 → 40
  • [DEMO] Reduced the base damage of the APC from 45 → 40

Bug Fixes

  • Fixed issue with generic progress bar tweens causing incorrect health values to display when switching targets