"We're dealing with six distinct versions and are trying to make sure the modifications that occur in one format are recorded in the right place in the version we will release later WOTLK Classic Gold. This is a dilemma we're facing by documenting the changes and considering which versions make best sense to utilize."

According to Birmingham, the inside-game World of Warcraft maps are among the most challenging components to convert. "[The World Mapsystem has been altered significantly through various patches," he said "We designed all of the systems, and they were later modified to make them more coherent." The data that comes from the maps from various eras of World of Warcraft are all different, and streamlining it was an unexpected challenge.

Similar to spells, they have been formatted , reformed and formatted many times throughout the years as well as, ironically, Zierhut was the one to do most of the formatting of spell scripts for retail World of Warcraft in the past. "And we'll need to do it all again!" he lamented.

"Now, it's time to fix"the Lich King version that never got repaired." Wrath of the Lich King was the first time abilities had unique spell scripts that could be attached to diverse difficulties of spells however, the increasing complexity of the Warcraft code meant they needed change to function within an engine in the game.

Wrath of the Lich King Classic will adjust the balance of class to the level it was at the end of the expansion's life, like it did in its previous releases cheap WOW WOTLK Classic Gold. This means that all the classes -- especially the wildly-overpowered Death Knight hero class introduced in Wrath of the Lich King -- will operate on the power levels they were intended to operate on.