AI:

• Fixed a rare crash in attack prediction (issue #4068)
• Experimental AI: fixed guardians being used for village actions
  

Campaigns

• A Tale of Two Brothers:
  [list]
• S3: modify castle illumination tip on easy mode
  

• Dead Water:
  [list]
• S3: modify starting dialogue
  

• Descent into Darkness:
  [list]
• Update campaign description
• Update maps for S1 and S6
• S4: reduce difficulty on easy and normal modes
• S11: reduce difficulty just after Malin turns into lich
  

• Eastern Invasion:
  [list]
• S9: add dialogue on victory
  

• Heir to the Throne:
  [list]
• Remove 'Princess' as a direct address
• S15, S23: Add explicit hints on EASY. (PR #4329)
• S15: Improve one branch of the victory dialog. (PR #4334)
  

• Legend of Wesmere:
  [list]
• S23: Landar's normal death dialogue now (properly) not used
  

• Northern Rebirth:
  [list]
• Remove 'Princess' as a direct address
  

• Sceptre of Fire:
  [list]
• S5: tell player that gryphon riders can now be recruited
• S9: objectives changed to be more accurate upon moving to the volcano
  

• Secrets of the Ancients:
  [list]
• Fixed number of scenarios in campaign listing
  

• Son of the Black Eye:
  [list]
• S10: add dialogue on victory
  

• The Rise of Wesnoth:
  [list]
• Tweaked dialogue in various scenarios
• Fixed number of scenarios in campaign listing
• S17a: prevent time over defeat if player chooses to defeat remaining saurians
  

• The South Guard:
  [list]
• Update campaign description
• Highlight narrator and gameplay explanations with colors
• S1: create Sir Gerrick if player skips scenario with debug
• S4: revise end of scenario dialogue
• S5: add narrator warning when siding with bandits and reduce difficulty
• S6b: create Urza Afalas if player skips S5 with debug
• S6b: kill elves on side 1 if player got to this scenario with debug
• S8b: fixed bug with shifted ToD schedules near campfires
  

• Under the Burning Suns:
  [list]
• Various bugfixes (objectives, allied vision, unit spawns, event firing)
• Updated various maps
• Add additional animations to cutscenes and events
• S2: add dehydration explanation to objectives
  

Graphics

• Own portraits for higher level bats
• New Water Serpent and Cuttlefish portraits
• New Wolf, Great Wolf and Direwolf portraits
• Additional wolf/dog portrait for custom units
• Separate Mudcrawler portrait
• New Walking Corpse portrait for mounted variation
  

Language and i18n

• Updated translations: British English, Chinese (Traditional), Czech, Dutch, French, German, Italian, Japanese, Portuguese (Brazil), Russian, Spanish, Turkish, Ukrainian
• Changed the :help command's output to split over multiple lines
• Added translatable explanations of :droid, :help and :idle's arguments
  

Multiplayer

• A New Land:[list]
• Help menu can be accessed in any turn and doesn't pause the game
• Bottleneck in the spider's caves removed
• Swapped positions of Gryphon and Drake
• Guards can't be tricked off position, leaders won't destroy buildings
• Guards and Spiders are loyal AI income has been adjusted accordingly
• AI income increases gradually in lategame (very slowly)
  

• The Wilderlands:[list]
• Fixed default village_gold being too high, disadvantaging player 5
  

Packaging

• Added HighContrast icon variant
  

WML engine

• Fixed [music] ms_after= affecting the previous track instead of the intended one
  

Miscellaneous and bug fixes

• Update various references of mermen to merfolk or mer
• Adjust several maps to use different castle graphics
• OpenMP support has been removed
• Clarify descriptions of income and upkeep in the help and in tooltips. (PR #4337)