The 4th Gate is located in the Warp Center. It is used for many quests and takes you to many different locations including the weakened dungeons. To enter the gate you must have a Warp Card for the quest or an entry item for one of the weakened dungeons.
Game content and materials are trademarks and copyrights of their respective publisher and its licensors. All rights reserved.
This site is a part of Fandom, Inc. and is not affiliated with the game publisher.