Announcing: New Massive v1.5 Free Update
[h2]Overhauled Diplomacy System, New Quick Start Options, AI Improvements and more are coming to new Free Update for Sins of a Solar Empire II[/h2][p][/p][p]Sins of a Solar Empire II players are in for an early holiday gift as Stardock Entertainment will release Sins of a Solar Empire II v1.5 - The ‘Diplomatic Repercussions’ Update on December 10, 2025. This major update introduces an enhanced diplomacy system, new quick start options, improved AI, updated modding UX and dozens of other changes requested by players.[/p][p][/p][p]“Fans have been giving us excellent feedback during the past year,” said Brian Clair, product owner for Sins of a Solar Empire II, Stardock Entertainment. “We’ve been implementing a steady stream of improvements during 2025, but we wanted to go out with a bang and deliver an update that would excite the fans. Our v1.5 update includes some of the most requested updates from players.”[/p][p][/p][h3]Key Features of the ‘Diplomatic Repercussions' Update[/h3][p]Overhauled Enhanced Diplomacy System
A reworked diplomacy system allowing greater flexibility and options to players. AI players now consider multiple factors when choosing diplomatic partners. Players can now trade influence and Items.[/p][p][/p][p]New Quick Start Options
New game setup options let players determine their initial start conditions. Role-players can select the ‘Basic’ option to start with just a light factory, while ‘Quick’ and ‘Advanced’ players can begin with planets, fleets and more.[/p][p][/p][p]Improved AI Opponents
AI players more dynamic to changes over the course of a game. Players will notice them making better decisions throughout their playtime.[/p][p][/p][p]Updated Mod UX
The modding GUI has been updated to not only be faster, but to provide more information to players. Ratings and category information now available in a mod’s tile. Addition of a download/install progress bar for larger, total-conversion mods.[/p][p][/p][p]Economic Rebalance
The game’s economy has been fully rebalanced to bring more of the economy into orbit instead of on planets.[/p][p][/p][p]Research and Tech Tree Layout
Tech tree now less cluttered visually; similar subjects now grouped together for ease of use. Updates to research pacing lower requirements so players won’t need as many research stations to reach higher tier technologies.[/p][p][/p][p]Orbital Traffic
To help bring the galaxy to life, Orbital Shuttles have been added that will automatically travel between population centers in the game as a fun visual element to enhance immersion.[/p][p][/p][p]Owners of Sins of a Solar Empire II can check out v1.5 via the opt-in.[/p][p][/p][p]![]()
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A reworked diplomacy system allowing greater flexibility and options to players. AI players now consider multiple factors when choosing diplomatic partners. Players can now trade influence and Items.[/p][p][/p][p]New Quick Start Options
New game setup options let players determine their initial start conditions. Role-players can select the ‘Basic’ option to start with just a light factory, while ‘Quick’ and ‘Advanced’ players can begin with planets, fleets and more.[/p][p][/p][p]Improved AI Opponents
AI players more dynamic to changes over the course of a game. Players will notice them making better decisions throughout their playtime.[/p][p][/p][p]Updated Mod UX
The modding GUI has been updated to not only be faster, but to provide more information to players. Ratings and category information now available in a mod’s tile. Addition of a download/install progress bar for larger, total-conversion mods.[/p][p][/p][p]Economic Rebalance
The game’s economy has been fully rebalanced to bring more of the economy into orbit instead of on planets.[/p][p][/p][p]Research and Tech Tree Layout
Tech tree now less cluttered visually; similar subjects now grouped together for ease of use. Updates to research pacing lower requirements so players won’t need as many research stations to reach higher tier technologies.[/p][p][/p][p]Orbital Traffic
To help bring the galaxy to life, Orbital Shuttles have been added that will automatically travel between population centers in the game as a fun visual element to enhance immersion.[/p][p][/p][p]Owners of Sins of a Solar Empire II can check out v1.5 via the opt-in.[/p][p][/p][p]