Unlike most other Dungeons, Castrum Meridianum has long cutscenes between encounters.

Keep this in mind as you queue into the Dungeon.

When you see it casting this attack, you will also see it gathering power in its front cannon.

Scenery in Castrum Meridanium, with the protected Praetorium in the background in Final Fantasy 14.

Move to either side or behind the boss to avoid this one.

Incendiary Support

Roomwide AoE

Dealsfour hits of damage to the whole party.

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Summon

Spawnsadditional enemiesto the fight.

the aurum vale title intro

These will range from more 8th Cohort soldiers to Magitek Colossi.

Whenever additional enemies spawn, group them up and use AoE attacks to bring them down.

Magitek Cannon

AoE

Deals damage in acircle AoE near a random player.

The dungeon intro cutscene for Castrum Meridianum in Final Fantasy 14.

Simply move out of this AoE to avoid taking damage.

The Black Eft will repeat this series of attacks until it is defeated.

Once you’ve taken it down, proceed through theDisposal Chute to the east.

The Black Eft, the first boss of Castrum Meridianum in Final Fantasy 14.

Magitek Vanguard F-1

The second boss of this Dungeon is the Magitek Vanguard F-1.

Here are each of the attacks it will use throughout the fight.

Move to theopposite end of the arenato reduce the damage of this attack.

The Magitek Vanguard F-1, the second boss of Castrum Meridianum in Final Fantasy 14.

Move here to avoid both AoEs.

Cermet Drill

Tankbuster

Dealshigh damage to the boss’s main target.

Use defensive cooldowns to reduce this damage.

Livia sas Junius, the final boss of Castrum Meridianum in Final Fantasy 14.

Overcharge

Conal AoE

Deals damage in a widecone to the front of the bossthat inflictsParalysis, periodically interrupting actions.

Move outside of the AoE to avoid.

Targeted Support

Circle AoEs

Targets all players withcircle AoEs.

The Hydra’s three heads emerging from a door in the coliseum in Thanalan in Final Fantasy 14.

Simply move outside the telegraph to avoid these.

The Magitek Vanguard F-1 will repeat these attacks until you defeat it.

Livia Sas Junius

The final boss of Castrum Meridianum is Livia sas Junius.

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Here are each of the attacks and mechanics she will use.

Artificial Plasma

Deals damage to all party members.

Quickly recover with AoE healing.

Final Fantasy 14

Roundhouse

Circle AoE

Deals damage in alarge area surrounding Livia.

At the same time, she will useDischarge.

Discharge

Createsseveral circle AoEs around the arena.

Stand in these to avoid Roundhouse, then quickly move into the newly created safe area to avoid Discharge.

Aglaea Climb

Deals high damage to Livia’s main target.

At the same time,constant barrages of Discharge AoEswill appear.

Move to a safe spot to avoid.

At the same time, she will prepareStunning Sweep.

Stunning Sweep

Deals damage in the area around Livia and inflictsParalysis.

At the same time, severalDischarge AoEswill explode.

Livia will repeat these attacks until you defeat her.