Old World Patch Notes — June 3, 2026
Aggregated from Steam, cross-tracked with Battle.net coverage on GamePatchNote.
Main Branch 1.0.83788 release 2026-06-03
Design
2nd tier tech costs increased to 160 (from 150)
Moved Free Horseman tech bonus card to Coinage (from Land Consolidation)
Improvement wood cost reductions - Harbor: 40 (was 60), Market: 60 (was 80), Grocer: 80 (was 100), Fair 100 (was 120)
Winning at a difficulty gives the achievements for that level and lower. Hardcore now gives all difficulty achievements
Rebels no longer attack your teammates, unless there is nothing better for them to do
Barbarian units of settlements that have been converted to named tribes are converted to raiders, if possible
Critical hit chance is now rolled only at the beginning of the turn or after an attack
Initial leader death immunity changed to 30 turns on Lengthy Mortality and 10 turns on Realistic Mortality (from always being 20 turns)
Moved some AI functionality from Ruthless AI to Competitive AI Aggression Level: Stealing Cities and Sites being attacked by other players, shorter grace period before building Wonders, founding Religions or claiming vacant City Sites near other players, not accepting Truce when about to capture a City
Ruthless AI now just gives opinion penalty towards the player when they are close to victory or in a strong alliance
Reduced frequency of 1-tile-wide inland mountain passes, most are now increased to a width of 2
Tight turn style now prevents all actions with military units when not your turn (instead of just preventing attack and movement)
Invested tech progress is reimbursed when a player receives the tech for free
Eagle Eye promotion now available to range 1 units that don't have a fixed range (Persian Unique Units)
Builder workers can no longer stack inside a teammates territory
Removed citizen loss from base-game Plague (Wrath of Gods)
Removed marsh tiles from DOTA maps (Empires of the Indus)
Jungle can no longer be cut outside of city territory (Empires of the Indus)
Lumbermills on Ebony give as much Wood as they do on trees (Empires of the Indus)
Organized tribes (The Huns) are placed farther away from human starts and their settlements are mirrored in mirror maps (Empires of the Indus)
Charge (Yuezhi Unique Unit ability) is now only blocked by Improvements or Vegetation, not terrain type (Empires of the Indus)
Tamilakam Supremacy change now gives XP to the new leader and makes them Royal (Empires of the Indus)
The number of Rebels for avoiding a change in Supremacy now depends on culture level of family seat (Empires of the Indus)
Programming
Significant improvements to late game worker recommendation lag
AI performance optimizations
Minor Unity update to 6000.3.15f1
Increased range that AI can anchor ships to bridge lands from 10 to 20 tiles
Improved AI anchoring
Initial leader death immunity turns moved to mortality.xml
UI
Improved Send Luxury tooltip
Hide Orders cost on "Add Urban" button
Selected tab is now un-highlighted when map search is open
Tribe opinion rate shown even when leader opinion modifiers sum to 0
Yield totals always shown in the stats screen, even when there is only one player shown on the graphs
Bugs Fixed
Fixed city widgets getting occluded by clouds and world geometry
Fixed units only partially occluding city widgets when selected
Fixed scrollbar getting hidden on popups
Fixed road objects not being removed correctly
Fixed overlays not toggling off with a worker selected
Fixed helptext for tribal peace in no characters mode
Fixed AI not using engineer generals to build roads as often as expected
Fixed map script dropdown data issues
Fixed some Spanish text issues
Fixed tech tree state not persisting
Fixed some UI glitches in observer mode
Fixed city assets not drawing in revealed observer territory
Fixed Alliance victory not getting recorded in some cases
Fixes text getting cut off in bug report popup
Fixed helptext for aeRelationshipNone subjects
Fixed critical hits not occurring during routs with critical hit preview option
Fixed event helptext for TraitInvalid subjects
Fixed missing hurricane variants for Groves and related resources
Fixed play by cloud emails sometimes including incorrect information
Fixed duplicated icon for Tactician Leader General units
Fixed some shrines sometimes being unavailable when using Randomized Improvements option without all DLC
Fixed tech requirement sometimes not showing on improvement helptext
Fixed mirror maps not enforcing connected human starts
Fixed some unintended 1-tile-wide mountain passes that were possible to occur in mirror maps
Fixed SubjectAny trait check for characters
Fixed SubjectNot helptext display
Fixed Mods Not Found popup getting cleared by screen switch
Fix mod overwriting from subbed Modio mods. Better logic for version mismatch ! display on Manage tab
Fixed mod uploads with line endings on Mac
Fixed goal counts in some cases in Rise of Carthage scenario 2
Fixed Rise of Carthage scenario 3 goal failing to trigger when Syracuse eliminated quickly
Fixed Heroes of the Aegean scenario 1 loss achievement not triggering
Fixed some event helptext is Heroes of the Aegean scenario 4
Fixed Gudit's Intimidate mission appearing when she is not the player's leader (Wonders and Dynasties)
Fixed Ranger leader not giving strength modifier in Jungle (Empires of the Indus)
Fixed family tree screen for Tamilakam following Supremacy leader changes (Empires of the Indus)
Text and event fixes