Old World test branch update 1.0.85174 Test 2026-10-21
To switch to the test branch, right click Old World in Steam and select Properties, open the Game Versions & Betas tab and select 'test' in the version list.
Design
Stunned units are immune from being re-stunned
Increased Ruthless AI war declaration probability when the player is close to winning
Added No Mountains option to Wetlands map script (Empires of the Indus)
Programming
Performance optimization
Units processed before characters again
Converted Stun cooldown to a unit effect
UI
Added new notifications about known rival player state changes: relative power, relative knowledge, increase in best city culture, when they get 1, 4, or 7 laws
Added diplomacy column to the player screen
Added color to family opinion text in player screen
Player screen no longer reveals family opinion breakdown
Added additional helptext for right-click & drag to reorder cycle buttons
Moved inactive bonuses to Potential Bonuses link on Connected and Citizen tooltips. Potential Bonuses are hidden when Advanced Help Text is not enabled
Removed some redundant terrain checks for Bath improvements
Bugs Fixed
Fixed AI giving non-military units (especially Settlers) lower priority than intended
Fixed pathfinder bugs
Fixed random event options not being truly random
Fixed AI development extra starting units not getting allocated a family
Fixed Ruthless AI war declaration probability increase not being applied
Fixed improvement ambitions not completing the turn of a leader's death
Fixed player screen so it works with No Characters option
Fixed an AI assert
Fixed event granted critical chance modifier bonus not resetting after attack
Fixed free specialist border expansion not happening when tile is pillaged
Fixed load/save error
Fixed extra Antigonid vision at the start of Heroes of the Aegean scenario 6
