Zadiac Weapons can be obtained by upgrading Relic Weapons in the 2.45 version of A Realm Reborn. For players, you can talk with Gerolt in North Shroud and start the zodiac weapon questline.

To get a Zadiac Weapon, you first complete the quest Wherefore Art Thou, Zodiac; then finish A Ponze of Flesh, Labor of Love, Method in His Malice, A Treasured Mother; finally, you complete His Dark Materia.

Before you start to those quests, you need to prepare the following items:
- 80k Company Seals
- More than 400k ffxiv gil
- 6400 Allagan Tomestone of Soldiery
- Drops from 16 dungeons
- Eight 3-star HQ crafted items
- Lots of desynthesis items
- some miscellaneous items.

Wherefore Art Thou, Zodiac is the first quest you have to accept from Jalzahn in North Shroud. During this quest, what you need to do is:
1.Literature on the Zodic Weapons
2.Material for a new host
3.Special sphere scroll
4.Special alexandrite

After finishing the first quest, the next is to complete the four sub-quests as follows:
A Ponze of Flesh
Labor of Love
Method in His Malice
A Treasured Mother

Completing the above four sub-quests, you can go to the North Shroud and find Gerolt. In order to accept this quest, you have to equip your character with a relic weapon nexus. If your character is Paladin, it requires that he or she have to be equipped with both Curtana and the Holy Shield.After accepting the quest, you go to the Central Thanalan and talk to Mutamix Bubblypots.hen go back to the North Shroud and speak to Gerolt and ?. Complete the quest and obtain a Zadiac Weapon.