Attempting to completely convert the content of these zones, as close as possible to the blizzlike.

Raid: Firelands Mogushan Palace Throne of the Four Winds
Dungeon: Well of Eternity Halls of Origination Lost City of the Tol'vir The Vortex Pinnacle The Maelstrom
Battleground: Twin Peaks Temple of Kotmogu The Battle for Gilneas
Arena: Tol'viron Arena The Tiger's Peak   Artifacts Legion
My list converting dbc structure Legion and Mop to client 3.3.5a Achievement.dbc Achievement_Category.dbc Achievement_Criteria.dbc AreaGroup.dbc AreaPOI.dbc AreaTable.dbc AreaTrigger.dbc BattlemasterList.dbc CharacterFacialHairStyles.dbc CharHairGeosets.dbc CharSections.dbc CharTitles.dbc ChatChannels.dbc ChrRaces.dbc CreatureDisplayInfo.dbc CreatureDisplayInfoExtra.dbc CreatureModelData.dbc CreatureSoundData.dbc CurrencyTypes.dbc DungeonMap.dbc DungeonMapChunk.dbc EmotesTextSound.dbc Faction.dbc FactionTemplate.dbc GameObjectDisplayInfo.dbc GemProperties.dbc GroundEffectDoodad.dbc GroundEffectTexture.dbc HolidayNames.dbc Item.dbc ItemDisplayInfo.dbc ItemExtendedCost.dbc ItemSet.dbc ItemVisualEffects.dbc ItemVisuals.dbc Light.dbc LightFloatBand.dbc LightIntBand.dbc LightParams.dbc LightSkybox.dbc LiquidMaterial.dbc LiquidObject.dbc LiquidType.dbc LoadingScreens.dbc Map.dbc MapDifficulty.dbc NPCSounds.dbc ObjectEffect.dbc ObjectEffectGroup.dbc ObjectEffectPackage.dbc ParticleColor.dbc PvpDifficulty.dbc ScalingStatDistribution.dbc SoundAmbience.dbc SoundEmitters.dbc SoundEntries.dbc SpellIcon.dbc SpellItemEnchantment.dbc SpellVisual.dbc SpellVisualEffectName.dbc Talent.dbc WMOAreaTable.dbc WorldMapArea.dbc WorldMapContinent.dbc WorldMapOverlay.dbc WorldMapTransforms.dbc WorldSafeLocs.dbc WorldStateUI.dbc WorldStateZoneSounds.dbc ZoneIntroMusicTable.dbc ZoneMusic.dbc
My way converting dbc:

1. dbc>sql
2. manually compare dbc mop - wotlk
3. converting sql to csv
4. csv to dbc

left to finish: - server part - full spell.dbc 5.4 > 3.3.5а
Patch size almost 2GB