Crystal Tower is the level 50 24-player raid seires. The first instance, Labyrinth of the Ancients, requires 3 full parties of 8 players with average iLvl (item level) of 55 or higher. To unlock the raid, players are required to start the questline by talking to the Outlandish Man at Mor Dhona (x21, y8). As of Patch 5.3, this raid series is required for the MSQ to progress past Patch 2.55 quest A Time to Every Purpose.
- Crystal Tower is a dungeon from Final Fantasy III. It will feature the bosses of Final Fantasy III.
- CT or ct is the players' acronym for Crystal Tower.
Labyrinth of the Ancients is the first part of the Crystal Tower, released in Patch 2.1. It features 4 bosses and requires the player to have the minimum item level of 55 to enter.
Syrcus Tower is the second part of the Crystal Tower. It was released in Patch 2.3 and requires ilvl 70.
The World of Darkness is the third and final part of the Crystal Tower. It was released in Patch 2.5 and requires ilvl 90.