Dark Void Beacon Upgrade<br><img src="https://galaxylegion1-1faae.kxcdn.com/images//artifacts/darktower3.png"/><br><br>Target: Your Planet<br><br>Upgrades an existing Dark Null Beacon<br>on your planet to a Dark Void Beacon, doubling all of its bonuses,<br>and adding +1 Artifact and Research production<br>Cost:<br>Energy: 4.4k<br><br>How to Obtain:<br><br>