Major changes:

1. Complete rewrite of Azjol'Nerub, including:
   • Krik'thir's watchers no longer engage on a timer, but after the death of other watchers, in sequence. Krik'thir only engages once all watchers are dead.
   • Hadronox event rescripted in full to be Blizzlike, including Blizzlike add pack handling, add spawns, gate web event, and fixed web grab hitting targets through the floor
   • Rewritten Anub'arak logic to prevent adds getting stuck on ramp leading to platform and prevent submerge spikes from triggering after early emerge
2. Fixed missing dynamic object despawns (such as Volleys and Blizzards lasting forever), thanks in part to AzerothCore's open source development
3. Wintergrasp: Each consecutive loss of a faction in Wintergrasp makes the faction gain 1 Tenacity on next fight, to balance who owns the keep
4. Rewritten threat handling to rectify threat dropping in instances

Bug fixes:

1. Ulduar: Fixed Ulduar herb respawns if no players in instance for 30 min (Blizzlike)
2. Ulduar: Rewrote Kologarn corpse bridge
3. Packets: Fixed race condition in setting client cache on certain creature spawns in TOGC LK, inside Halion, and Ragnaros spawn
4. Packets: Fixed possible eternal ress loop when out of bounds of continents (mostly relevant for Outland)
5. Auras: Fixed erroneous flight on map changes and in instances, if player was on a flight mount when changing maps
6. ICC, BQL: Fixed Minchar quest not completing properly and BQL fight auras not expiring on fight end
7. ICC, Sindragosa: Added Valithria completion check on pull
8. ICC, Gunship: Added safeguards against gunship encounter becoming stale/stuck on wipe
9. ICC, LK: Fixed LK HC Valkyrs prematurely setting below 50 pct var, fixed Life Siphon
10. World: Fixed players falling through continents/world maps using mechanics like Blink and Charge
11. Black Temple: Fixed Reliquary pullable through floor above
12. Wintergrasp: Fixed Tenacity not applying to vehicles
13. Obsidian Sanctum: Fixed miniboss dragon despawn race condition and stale miniboss dragons on certain wipe scenarios
14. Reputation: Fixed missing faction check in certain reputation awards that caused some quests to reward Horde reputations to Alliance characters and vice versa
15. Mounts: Fixed Invincible and X-53 rocket not working properly with Feathers of Azeroth
16. Ahune: Fixed race condition on loot chest generation
17. Spells: Scripted Lucky spell (Dalaran fountain coin fishing spell)
18. Spells: Exempted targets outside of LoS/behind Ice Tomb from Blistering Cold pull
19. Ruby Sanctum: Fixed Halion corporeality to show on both sides
20. Transports: Fix race condition sometimes causing crashes on removing players from transports
21. Pit of Saron: Fixed Tyrannus combat locking players on the intro dialogue

Shadows:

1. Fixed crash from race condition in Discipline Priest healing actions
2. Fixed Shadows' looting of quest game objects
3. Shadows Resto Druids now use Lifebloom on Clearcasting procs
4. Improved Festergut tactics
5. Fixed Shadows teleporting around sometimes after getting stunned/rooted
6. Fixed Shadows player object becoming stale on map change (previously, Shadows would not "despawn" if a player saw them change maps)
7. Fixed Shadows walking through closed doors on BPC
8. Improved Shadows mute handling
9. Rescripted ICC gunship encounter tactics, improved Valithria healer tactics, LK tank tactics, fixed Shadows falling through floor on Rotface, fixed Shadows stuck behind LoS pillars on LDW
10. Added Forge of Souls tactics
11. Added Pit of Saron Tyrannus tactics and damage reduction on Ick as Shadows eat a lot of AoE
12. Added Utgarde Keep Ingvar the Plunderer tactics
13. Fixed buff logic for Kings/Sanctuary split, Battle/Commanding shout, and Rockbiter weapon overriding Shaman weapon enchants
14. Fixed Shadows getting teleported into the air near gunships if approaching wrong faction's gunship
15. Fixed Shadows pulling Valithria prematurely and improved tactics inside of dream/nightmare portals

Features:

1. Instance resetter at mall: Added free reset timer check, permit full account reset from one character
2. New characters now join world chat on first login
3. Added specific pet biscuit and certain end-game potions and feasts to always sell on AH
4. Re-implemented VIP repair to fix previous race condition
5. Added VIP extension option to Twiggy
6. Re-implement legacy transfer system (Altoholic and EveryQuest-based transfers)

Major changes:

1. Ruby Sanctum: Fully scripted all bosses for Shadows, including phase handling on Halion, center-circle on Baltharus, and tank swaps on Zarithrian.
2. Anticheat: Improved with client-side checks and better handling of possessed, charmed, and controlled units.

Website:

1. Players can now review their own vote statistics at yggdrasilwow.com/page/votestatistics.

Bug fixes:

1. Core: Fixed instance extensions for both raids and dungeons.
2. Core, Gunship: Multiple fixes — failsafe reset on wipe, stuck gunship on victory jump, and transport state clear.
3. Core, Halls of Lightning: Fixed Ionar disperse and state issues bleeding between instances.
4. Core, Obsidian Sanctum: Fixed Sartharion and small drakes evade issue; minibosses now correctly despawn on Sartharion kill.
5. Core, event dungeon: Fixed Hummel untargetable after soft wipe.
6. Core, Azjol-Nerub: Fixed Anub'arak impale after emerge; reworked submerge.
7. Core, Professor Putricide: Trap insects are now scripted properly.
8. Core: Fixed crash on add/remove player from map.
9. Core: Fixed crash on get group info (a helper used in Shadows' Ruby Sanctum tactics)
10. Core: Removed Light's Hammer teleport if BQL is pulled by flying pets during BPC
11. Core: Fixed persistent "Select True Beam" aura in Tempest Keep.
12. Core: Fixed Lady Deathwhisper memory leak.
13. Misc: Fixed Drums and Runescrolls causing players to stand (going live on Tuesday, February 24 at latest)
14. Misc: Fixed shrink/grow from spells on login and map change.
15. Misc: Added pet support to Twiggy's Wisdom scroll.
16. Misc: Added no-ammo text on Sylvanas' Reprieve.
17. Misc: Fixed activity tokens being grindable.
18. Misc: Added zone change option for low level players at Greeting Twigs.
19. Misc: Fix an error in the Druid morpher (custom shapeshift models) on map change.
20. Misc: Aquatic, flight, and travel form speed improvements.
21. Misc: Fixed a Shadows chat memory leak.

Shadows fixes:

22. Shadows, LK: Improved tank cooldown usage on soul reaper.
23. Shadows, LK: Improved uptime and damage handling for Vile Spirits and Val'kyrs.
24. Shadows, LK: Improved Defile tank positioning.
25. Shadows, LK: Fixed off-tank moving into ice column on part 1.
26. Shadows, LK: Shadows now always dispel plague on p1-p2 transition; fixed stuck shadows on transition.
27. Shadows, LK: Added Z correction to prevent shadows from falling through/off the platform.
28. Shadows, LDW: Shadows now avoid damaging Darnavan.
29. Shadows, Festergut: Fixed melee DPS positioning reset after spore stacking.
30. Shadows, Sindragosa: Fixed shadows stacking tombs on air phase.
31. Shadows, Sindragosa: Fixed shadows falling off platform and inaccurate tank movements.
32. Shadows, Shambling Horror: Off-tank Shadows now correctly stuns Shockwave.
33. Shadows, Professor Putricide: Shadows now kill trap insects.
34. Shadows, Professor Putricide: Fixed shadows disappearing into the wall and under the floor
35. Shadows, ICC/HoR: Fixed ICC script bleeding into Halls of Reflection, sometimes teleporting Shadows to the XYZ of the Lich King throne but on wrong map
36. Shadows: Fixed Warlock shadows depleting soul shards.
37. Shadows: Fixed shadows bar reset dumping into /say.
38. Shadows: Fixed formation line crash from using invalid cache.
39. Shadows: Fixed summon cooldown display to show seconds correctly, instead of showing "0 minutes remaining"
40. Shadows: Added summoning stone support.
41. Shadows: Added database failsafe for Wintergrasp shadows grouping.
42. Shadows: Permitted in Wintergrasp outside of battles; relaxed overly restrictive WG fight limitations.
43. Shadows: Fixed shadows bar checkbox state not updating automatically.
44. Shadows: Shadows interface menu button now appears correctly on addon load.

Major changes:

1. Core: We spent most of October merging our divergent codebase with AzerothCore commit d580460. As always, we extend our gratitude to the AzerothCore team for letting us partake in their open-source project!
2. Shadows Bar: Significant rewrite to the Shadows Bar. Manage your shadows effectively by using the Shadows Bar, available from the in-game interface settings, and assign roles, buffs, and more, to your group.
3. Shadows: As voted over in a recent poll, Yggdrasil now supports up to 4 shadows for non-VIP players and 9 shadows for VIP players.
4. Exchanger: Players can now exchange Vote Tokens for Community Tokens. All in-game vanity items are now available for voting!

Website changes:

1. Wintergrasp Timer: Players can now see the current Wintergrasp timer on the website's server status sidebox. Stay informed on when the next fight starts or ends!
2. Transfer Characters between Accounts: Players can now transfer characters between accounts from the account panel.
3. PoW Captcha: We've implemented our own, home-grown PoW captcha solution, to avoid Google's tracking. Enjoy a more seamless website experience!

Minor bug fixes:

1. Shadows, Halls of Reflection: Shadows now have target prioritization during the Falric/Marwyn trash.
2. Shadows, Pit of Saron: Shadows are now more resilient in the fight against Forgemaster Garfrost.
3. Shadows Quest: Rectified timing bugs making quest incompletable.
4. Demon Morpher: Disabled some invisible demons from possible demon morphs.
5. VIP: Added automatic repairs on resurrect for all VIP characters, not just Shadows.
6. Shadows: Correct group leader handling to not pass leadership through group on inviting shadows.
7. Utgarde Pinnacle: Added missing elements of Skadi's fight script related to Harpoon animation and spear drops from Harpooners.
8. Halls of Lightning: Volkhan no longer combat bugs players if Brittle Golems are unshattered as the boss dies.