神圣之怒 
碧玉之龙 
修道士与密契者 
死神索命 
御前会议 
马上诸王 
生活之道 
查理曼 
印度罗阇 
亚伯拉罕之裔 
逝往神灵 
共和国 
日落入侵 
罗马遗产 
伊斯兰之剑 
基础版本Patch 2.1 was released on 2014-03-25[1] alongside the Rajas of India expansion.
Major
- Major map revisions and additions: East Africa, Armenia, Central Asia, Siberia and India
- Added Steam matchmaking support
- Added Steam Workshop support
- Added diplomatic range, blocking diplomacy and councillor actions vs too distant characters
- Factions will now revolt as a single unified realm under a temporary title
- Added attrition for units that have been "out-of-supply" for too long (can't live off the land in neutral counties, etc)
- Added support to change window mode setting: fullscreen, borderless or windowed
- New unit type system allowing for more flexible unit types, including War Elephants, Camel Warriors and Horse Archers
- Blocked "North Korea Mode"; you now lose huge parts of all income and levies if your demesne is too big
- Save games are now compressed by default (can be toggled on and off)
- Major memory and performance optimizations
Minor
- Added opinion malus for holding a character in prison.
- Added opinion malus for former lovers.
- Characters can now have up to five lovers at the same time.
- Tweaks and improvements to many events and decisions.
- Scripted civil wars in history files should now work properly. When scripting civil wars, defender must always be added before attacker for them to work properly.
- Now possible to revoke honorary titles. Revoking an honorary title with a positive opinion modifier will anger the previous holder.
- Added support for multiple lovers.
- Impregnation of lovers is now handled in the code.
- Updated all events to use the new scripting logic for friends, rivals and lovers.
- Characters will no longer get 'Marriage Ties' opinion bonus towards their spouse.
- Fixed a bug that was preventing vassals from being able to be called into war under certain CBs that were scripted to allow it.
- CBs that call other vassals into a revolt will now automatically call all vassals when war is declared.
- Sons asking for titles can now start an adventure for one of your titles if refused. Especially common among Muslims. (event 37000)
- Timur and Seljuk now arrive in a more involved fashion and need to survive before they launch their great gambit
- Children can no longer pick up the religion or culture of a guardian if the guardian does not share the religion or culture of his employer
- The Nestorians are no longer a heresy, and have their own holy order (The Order of St Addai)
- Added the Messalian heresy (Nestorian)
- Made the Paulician heresy (Orthodox)
- You can no longer usurp the sole primary title off of someone with a different religion if he has any holdings within it
- You no longer get an opinion bonus from your vassals for defending against rebels, adventurers and the like
- You can no longer call allies to help you defend against peasant, heretic and religious rebels
- Added a decision to conscript merchant ships if playing a ruler with overseas holdings
- Reduced piety gained from battles
- Increased piety cost of Muslim Invasion CB
- Whether a character is too insignificant for anyone to care if you execute them is now determined by whether they have any titles, claims, or titled close relatives
- Children, incapable characters and prisoners can no longer join factions
- The decision to acknowledge bastards as your own now works again
- Becoming infirm will now abort self improval ambitions
- Characters now lose the ambition to get married upon becoming eunuchs or homosexual
- Cathar women can now have the same career ambitions as men
- Can no longer reform the Orthodox religion, instead one has the Decision to restore the Ecumenical Patriarchate
- Events can no longer make tech points negative
- Fixed a rare crash related to loading savegames with events referring invalid characters
- Cathar vassals no longer have negative opinions for liege or liege's heir being female
- Expelling holy orders now blocks further Decisions towards them
- Holy Orders can no longer ask for the right to build castles in the lands of vassals of someone who has expelled them
- If a Holy Order is your vassal when you expel it, it will be set free
- Added missing decision to expel the Bektashi Order
- No longer possible to hire holy orders that you've expelled
- Reduced the number of standing troops of the Knights of Calatrava and Santiago
- After a successful decadence revolt, the new ruler only gets weak unpressed claims on vassals who choose independence
- Increased chances that vassals will choose independence after successful decadence revolts
- Doubled the Prestige that newborn characters get from their dynasty at birth
- Doubled the Prestige you get from the dynasty of your spouse when marrying
- Added missing de jure capitals to the Kingdom of Anatolia and the Duchies of Spoleto and Latium
- Added a prisoner age check to event 50010
- Added updated flags for titles within the Arabian, Mali and Byzantine de jure empires
- Fixed a couple of location triggers in Christian monastery events.
- Fixed bug in bookmarks reading of files
- Fixed duchies names not showing properly in de-jure duchy map mode
- Added Camel Warriors retinue type to Arabic culture
- Fixed crash bug when units die of attrition
- Tweaked max attrition just so slightly
- Improved the Sons of Abraham version of the heresy appearance event (SoA.4000)
- Strengthened adventurers in general
- The king of Jerusalem is no longer allowed to vassalize the Knights Templar or the Knights of St John if they are too powerful already
- Tweaked the cultural conversion events a bit, mainly to improve the special Mongol conversion factor
- Corrected the terrain in many provinces
- Fixed a bug where saves where primary title was dynamic didn't have CoA
- Fixed a bug that if the primary title was dynamic the character was not auto selected after loading
- Fixed a bug where kicking someone out of the lobby would make that character unselectable
- Fixed a bug where selecting a player in the outliner would sometimes navigate to an incorrect province
- Fixed a bug where map borders were not correctly loaded when going into multiplayer
- Fixed a bug where map names were not correctly loaded when going into multiplayer
- Cash, Prestige, and piety commands can now be used with values smaller than 1
- Text field cursor position fixed in multiple cases
- Fixed a bug where children would lose their guardian upon reload
- Fixed a bug where only a single opposite trait would be removed
- Famagusta is no longer an Abbasid vassal in 867
- Loot bar regrows more slowly now
- Fixed an issue where event flags would sometimes not clear properly after tournaments, feasts and similar events
- Fixed the triggers for a number of minor events where people could get the event even if they didn't have the correct religion
- Fixed broken trigger for the Decadent Warrior achievement
- Cut "succession wars" and all (mostly obsolete) mechanics to do with vassal revolt risk
- Jews can now also hire the Abyssinian and Nubian mercs
- Fixed a nasty bug where whole Patrician families could be genocided on succession
- Added events for the rise of the Ghaznavids
- Added a negative opinion modifier for vassal kings vs their emperor liege
- Improved or fixed religion triggers in many events
- Improved localization for a number of older events
- Minor tweaks to effects for many events
- Added a special decision to form the HRE
- Events are now saved and loaded from saves
- Compressed saves are now saved with meta data to improve performance
- Localisation of other languages now defaults to English
- Flags now appear and disappear when you're the correct height above the ground
- Saving the game with a dynamic title now saves the correct COA and automatically reselects the character you played upon loading
- Some minor changes to the save games format to improve backward compatibility
- Save games list now show if the save is unsupported
- Added equal-opportunity tumbling of courtiers for women and homosexuals.
Interface
- Family view now uses a larger siblings box if character's religion does not allow secondary spouses or concubines.
- The "Threats" tab in the Intrigue View is now filled with appropriate characters
- Added an "Adventurer Threat" alert (replacing the old "Angry Vassal" one)
- When choosing educate character for a child, a suitable guardian will now be pre-picked (for the cases where you don't want to bother to pick one yourself).
- Added a new tab to dynastic view that shows friends, rivals, in-laws and lovers.
- Religion/Culture filter in character finder now actually filters by religion/culture instead of religon/culture group.
- Pressing the skull icon will now navigate to the killer (if he is known)
- Court tab now shows councillors as well
- Improved a lot of title and culture colors
- Added opinion modifiers to the trait tooltip
- Fixed tooltips for trigger 'has_guardian' and 'has_regent'
- Corrected the tooltip for the trigger 'any_claim'
- Pressing on red character skulls now navigates to the murderer
- Character view now shows the correct piety icon for the selected character
- Expel Jormsvikings was missing localisation
AI
- Much less likely to plot against characters they have a high opinion of.
- Much less likely to form factions against characters they have a high opinion of.
- Improved guardian selection logic.
- More prio on converting demesne provinces over vassal provinces.
- Less willing to marry young male characters to older women.
- Will now detach and move away if their parent stack is suffering severe attrition.
- Will now keep attrition-free event troops mostly consolidated instead of spreading them out.
- Now takes terrain and unit quality into account when determining whether to run away from enemies.
- Smarter about when to assault if there are enemy troops nearby.
- Better at determining who to attach to in war.
- Better at coordinating with allies in war.
- Will no longer declare suicidal faction independence wars that only have a fraction of their liege's power.
- Now smarter about when to hire mercenaries in a war.
- Less willing to fold to independence, pretender and antiking factions.
- Will now never fold to a very weak faction.
- Will stop more plots.
- The Hordes will now be more prone to head in the "right" direction.
- Will now execute dynasty decisions.
- Smarter about title revocation.
- Will not start claimant factions for old women, or a parent of the current ruler.
- Muslim characters are more likely to pick up the 'Gain a Title' ambition.
- Foreign rulers are now generally quite willing to take on wards as hostages
Modding
- Added support for multiple lovers.
- Can now block minor titles from being revokable.
- The faction power level at which you get a warning alert is now scriptable.
- Now possible to script vassal_opinion, liege_opinion and sex_appeal_opinion into modifiers.
- Now possible to mod whether character interactions require a character to have their cost in prestige/piety on hand to use the interaction.
- Now possible to mod out character interactions entirely through defines.
- Added new define NOT_SPOUSE_FERTILITY_MULT that governs impregnation chance between non-married lovers.
- Added new define MARRIED_LOVERS_FERTILITY_MULT that governs impregnation chance between married lovers.
- Added triggers num_of_lovers, num_of_spouses, num_of_consorts, is_lover.
- Added scopes random_consort, random_lover, any_lover.
- Friends and rivals can now be added and removed with add_friend, add_rival, remove_friend and remove_rival.
- is_friend and is_rival now check correctly against rival/friend rather than high/low opinion.
- pacifist in religion groups is now called ai_peaceful.
- pacifist=yes in religions now denotes religions with decreased aggression and stable realms. Only works on Jain religion if player does not own Rajas of India.
- pacifist=yes in script now checks if character belongs to a pacifist religion.
- Can now script AI conversion behaviour for religions & religion groups.
- Added MAX_JOINED_FACTIONS to defines, sets how factions a character can be a part of (including led ones).
- Added scriptable static modifiers for characters of different ages(0-15, 16-19, 20-29, 30-49, 50-69 and 70+).
- Added allow_join to factions, this restricts whether characters can join factions.
- Added peace_piety_gain for religions
- Added designated heir functionality
- Added flag 'feminist = yes' to religion scripts (defines that a religion is not prejudiced against female rulers).
- Added trigger 'is_lowborn'
- Added trigger 'num_of_dynasty_members'
- Added the ability to change the name of piety for religions.
- Added real_tier, lower_real_tier_than, higher_real_tier_than triggers. These work like a regular tier check except that they ignore temporary titles.
- Added peace_piety_gain for religions
- Added designated heir functionality
- Mercenaries have now been moved to their own script file
- Implemented scriptable troop types.
- Fixed portage crash bug.
- Support for ocean to ocean rivers.
- Added a 'character_modifier' to religions
- Added a 'character_modifier' to cultures
- Added character_modifier for religions
- Can now define ranges of sea zones to make life easier.
- Can now define seperate oceans to help the pathfinding.
- Added trigger 'has_overseas_holdings'
- Added 'Player' text promotion
- Added trigger 'is_within_diplo_range'
- Added 'de_jure_counties' console command (shows a map mode)
- Added a 'manifest_destiny_invasion' CB for various special cases
- Fixed some issues with marriage texts, the 'on_marriage' action and modding
- Added effect 'copy_random_personality_trait'
- Added 'reincarnated' trigger
- Added effect 'set_reincarnation'
- Added event target 'reincarnation'
- History action 'add_matrilineal_spouse' now has been fixed
- Added error logs for incorrectly scripted birth and death dates
- Added handling and error logs of incorrectly scripted mothers and fathers (fixes certain crashes)
- Added 'secondary_event_pictures' to religions and culture
- Added trigger 'can_copy_personality_trait_from'
Converter
- Color table for converter is now in 0-255 range instead of 0-1
- Color table for converter can now script per CK2 title tag as well
- Key provinces of Europe is now scriptable
- Border provinces of Europe is now scriptable