Campaigns

• Liberty
  • S06: Enforce failure condition for allied team (issue #6019)

• The South Guard
  • S8b: Reduced difficulty

• Tutorial
  • S01: Don't let the first Quintain chase the player to a village (PR #5968)
  • S01: Synchronise the choice of character dialog, so that replays don't get OOS (issue #5926)
  • S01: Fix some glitches on HDPI displays (PR #6005)

• Secrets of the Ancients
  • Synchronise the walking corpse recruitment dialog, so that replays don't get OOS (issue #5334)

• Under the Burning Suns
  • S09: Reveal the boss of the scenario at the end of part 1 (issue #5540)

• World Conquest
  • Add campaign icons, campaign image and credits (PR #5958)
  • Update to new mushroom terrain from the deprecated mushroom terrain (issue #5135, PR #5960)

Multiplayer

• If an add-on needs to be installed on all players' devices but doesn't specify a min version, assume it needs the latest (issue #5004)

Terrain

• Fix transition between snowy mountains and castles (issue #6016)

Translations

• Updated translations: British English, Chinese (Traditional), Czech, Finnish, French, Indonesian, Italian, Polish, Portuguese (Brazil), Russian, Turkish

Units

• Added and improved Naga animations (issue #5980, PR #6012)
• Added Troll defense animations (PR #5964)

User interface

• The names of the abilities used as specials appear in the attack prediction window with specials weapons
• In the Load Game dialog, list directories from previous versions in decending order
• Refined design of the Faction Select screen
• Made the campaign selection on bigger on HDPI screens (PR #6013)

Miscellaneous and Bug Fixes

• Added a timeout when connecting to the wesnothd server
• Improved logging of deprecation messages, fixing duplication and missing timestamps (issue #5942)
• Added `[era]` attributes to the schema
• Added to wmllint an automatic update of four terrain-graphics macros
• Removed wmllint's check for spaces in e-mail addresses
• Standardised the date line of copyright statements, and updated them to 2021