How to Unlock Castrum Fluminis in FFXIV

The final Final Fantasy XIV: Stormblood Main Scenario Trial, players will need to fight the formidable Tsukuyomi in order to see the end of what the expansion has to offer. Integral to the Main Scenario, it is required in order to make it to the Shadowbringer expansion. This guide breaks down how to unlock Castrum Fluminis and The Minstrels Ballad: Tsukuyomi’s Pain in FFXIV.

How to Unlock Castrum Fluminis in FFXIV: Stormblood

Much like The Royal Menagerie, Castrum Fluminis is part of the Main Scenario. However, it is post-content for the Stormblood expansion, which means it will be available after you’ve progressed the Main Scenario beyond the “Stormblood” quest. It is also required in order to reach the Shadowbringers expansion as the last Main Scenario Quest related Trial in Stormblood. To unlock Castrum Fluminis you will need to pick up the quest “The Primary Agreement” at X:6.1, Y:6.0 in Kienken.

The requirements for unlocking Castrum Fluminis are as follows:

• Level 70
• Item Level 335

How to The Minstrel’s Ballad: Tsukuyomi’s Pain

Much like The Mintrel’s Ballad: Shinryu’s Domain, the Extreme version of Castrum Fluminis is an extremely embellished version of the normal Trial. This version of the fight features more punishing mechanics, and will require you to keep track of specific debuffs to see it to the end. In order to unlock this Extreme Trial you will need to go to Kugane and proceed to X:11.6, Y:12.6 and speak to the Wandering Minstrel. Picking up the quest “Songs in the Key of Kugane.” This will unlock The Minstrel’s Ballad: Tsukuyomi’s Pain.

These are the requirements for unlocking The Minstrel’s Ballad: Tsukuyomi’s Pain:

• Complete Main Scenario Quest “The Primary Agreement”
• Level 70
• Item Level 350

Final Fantasy XIV is immediately available for PlayStation 4, PlayStation 5, and PC.