Spoiler :



ENGINE

Significant turn time improvements.

Invisible Rivers now display correctly. This caused many issues because the player could not see some rivers, like fresh water showing up in strange places, unit movement suddenly shortened, etc.. Basically, there were certain rivers that did not display where forks occurred, etc.



USER INTERFACE

Add combat summary when a city bombards a unit

Add a new diplomatic status "Denouncing" that displays on the turn that an AI civ is denouncing the player

Embarked units no longer look like they have 500 strength

User warned if about to declare war on a city state that is under protection of a major power



GAMEPLAY

Taper off benefit of excess food when building settlers

City-States now recognize when a road is connected for their road-connection quest.

Golden Ages now provide +20% production per city rather than +1 hammer per tile



STRATEGIC AI

Prevent AI from building too many AA units

Don't allow CSs to build Manhattan Project

AI calculation of enemy military might are tweaked based on size of enemy gold reserve

AI calculation of enemy power now takes into account promotions



DIPLOMATIC AI

Avoid cascades of denunciations against a single player. AI now uses its own current friendliness level with a given power to determine how much weight to place on a denunciation against that power.

Denunciations expire after 50 turns

Declarations of Friendship expire after 50 turns



MODDING

Added support for policies that provide culture from kills

Added support for policies that provide extra culture from cultural improvements

Added support for policies that provide extra embarked movement

Added support for policies that provide free Great People

Online Panel now displays TOTAL downloads for a mod and not just the downloads for that specific version.

When you click on a mod in the online browser, you may now use a dropdown to select a previous version.

Added Line Control for modders to use when creating graphs, etc.



MULTIPLAYER

Can now use DLC civilizations in multiplayer

Added Ring, Skirmish and Ancient Lake maps to MP.



BUG FIXES

Clear up cases where diplomatic status could show as "Friendly" even after that AI power has denounced the player.

Fix situations where AI demeanor and verbiage didn't match friendliness level shown in diplomatic status string.

Additional bug fixes and tweaks.



BALANCE CHANGES



Game Rules

Cities must now have three or more tiles in between them (1 more tile than before), unless separated by a sea/coast tile.

Cities now only get 1 free production and 0 free gold (1 less in both cases)

Trade routes get bonus gold based on population of capital; formula changed a bit so minimal gold received for hooking up very small cities

Bonus production from excess food (used when building settlers) tapers off if excess is 3 or more.

Allied maritime city states provide 3 food per turn to the capital, not 4

Balance pass on production and maintenance costs throughout the game.



Buildings

Aqueduct added (entirely new building). 40% of Food is carried over after a new Citizen is born.

Palace boosted to 3 gold and 3 production

Granary gives bonus 1 food for Wheat/Banana Deer; cost reduced

Market and Bazaar provide 2 gold (as well as +25%)

Workshop provides 2 production (bonus reduced to +15% but affects ALL production); cost increased

Windmill now has a +15% production modifier (for buildings only) and provides 2 production

Stable gives bonus 1 production for Sheep/Cattle/Horse and can be built with Sheep or Cattle; cost reduced

Lighthouse gives bonus 1 food for Fish; cost reduced

Ironworks dropped to 8 production (but earlier in tech tree now)

Factory requires Workshop; add 3 production but boost now just 25%; has 1 more specialist slot (now 2)

Nuclear and Solar Plants now require Factory but increase to production is now 35% and provide 4 production themselves; these two now mutually exclusive

Hospital adds 5 food (but no longer retains food), requires Aqueduct

Forge adds +1 production to each source of Iron

Reduced Armory maintenance to 2 gold

Reduced Colosseum happiness to 3, and reduced maintenance to 2 gold

Reduced Theatre happiness to 4

Reduced Monastery maintenance to 0 gold

Reduced Garden maintenance to 1 gold

Reduced Observatory maintenance to 0 gold

Reduced Opera House culture to 4, and reduced maintenance to 2 gold

Removed the Great Person Point from Public School



Specialist Adjustments

Temple -1 Artist

Mud Pyramid Mosque -1 Artist

Opera House +1 Artist

Bank -1 Merchant

Satraps Court -1 Merchant

Stock Exchange +1 Merchant

Observatory -1 Scientist

University +1 Scientist

Garden -1 Artist

Laboratory -1 Scientist

Public School +1 Scientist



Improvements/Routes

Production bonus from Railroads reduced to 25%

Removed 1 extra gold from Mine on Gems, Gold, Silver, Marble.

Fishing Boats give 1 food, not gold.

Fishing Boats give 1 gold with Compass.

Camps on Deer give production instead of food .

Remove 1 extra food from Sugar plantations.

Trading Post gold reduced from 2 to 1 (increases back to 2 when hit Economics).

Trading Post & Camp gold increases by 1 with Economics.

Lumbermill production increases by 1 with Scientific Theory (moved up from Steam Power).

Mine & Quarry production increases by 1 with Chemistry.

Plantation & Pasture food increases by 1 with Fertilizer.

Well & Offshore Platform boosted to 3 production (from 1).

Academy increased to 6 Science.

Landmark increased to 6 Culture.

Manufactory increased to 4 Production.



Policies

Tradition: Culture border expansion discount in cities placed on Tradition branch opener. Discount increases over the course of the game. Also grants +3 Culture in the capital.

Aristocracy: Wonder bonus reduced by 5% to 20%.

Legalism: Provides a free Culture building in your first 4 cities.

Oligarchy: Garrisoned units cost no maintenance, and cities with a garrison gain +100% ranged combat strength.

Landed Elite: +15% Growth, and +2 Food per city.

Monarchy: +1 Gold and -1 Unhappiness for every 2 Citizens in your capital.

Liberty: +1 culture per turn in every city.

Collective Rule: Settler production increased by 50%, and a free Settler appears near the capital.

Citizenship: Worker construction rate increased by 25%, and a free Worker appears near the capital.

Representation: Each city you found will increase the cost of your next Policy by 33% less. Also starts a Golden Age.

Order: Reduce Order production bonus to 15%.

Meritocracy: +0.5 Happiness for each city connected to the capital, and a free Great Person of your choice appears near the capital.



Resources

Fish reduced to 1 food (but can be boosted back to 2 with Lighthouse)

Marble boosts wonder production by 20%, down from 25%



Technologies

Scaled up tech costs throughout the game (slight change for early eras; close to double for Modern)

Move Lumbermills up to Construction

Move Bridge Building back to Engineering

Move Ironworks to Machinery



Units

Workboat cost increased

Settler cost increased by 25%



Wonders

Colossus no longer goes obsolete

Angkor Wat now provides a 25% discount for the costs (both culture and gold) to gain plots empire-wide.



Civ Unique Bonuses

Reduce Chu-ko-nu from 10 to 9 ranged strength

Doubled culture from kills for Aztecs

Krepost now provides a 25% discount for the costs (both culture and gold) to gain plots in the city.

Paper Maker only provides 2 gold but no longer requires any building maintenance



Map Generation Changes

Increased Oil quantity per resource.

Minimum Uranium is now 2.

Cut Deer Appearance in Arctic regions.

Adjusted Sheep placement so it is more spread out.

Decreased Wheat appearance in Plains.

Increases Cow appearance overall, including adding up to 2 Cow tiles to heavy grass start positions.