Games Persona Walkthrough

Isolated Castle Persona 3 Reload Boss Walkthrough

Isolated Castle Persona 3 Reload Boss Walkthrough

    Last Updated on March 4, 2024

In the towering spires of Tartarus within Persona 3 Reload, the Isolated Castle stands as a formidable Gatekeeper on the 143rd floor. This monolithic Shadow poses a unique challenge with its ability to nullify all elemental attacks, forcing you to rethink your usual strategies.

To ascend further in Tartarus, we will give you everything you need to overcome the Isolated Castle in Persona 3 Reload, ensuring your team’s survival against this impregnable foe.


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Isolated Castle Boss Overview Persona 3 Reload

Isolated Castle Affinities
Isolated Castle Moveset
MaragionDeals medium Fire element damage to all enemies
MabufulaDeals medium Ice element damage to all enemies
MaziongaDeals medium Electric element damage to all enemies
MagarulaDeals medium Wind element damage to all enemies

The Isolated Castle is a daunting adversary, with an affinity chart that showcases its imperviousness to elemental damage. Armed with a variety of elemental attacks such as Maragion, Mabufula, Mazionga, and Magarula. The Isolated Castle can target your team’s elemental weaknesses.

Preparing for this battle means gearing up for a fight where exploiting elemental weaknesses is not an option, and physical attacks become your primary weapon.

Isolated Castle Battle Guide Persona 3 Reload

Isolated Castle Persona 3 Reload Boss Walkthrough image

To stand a chance against the Isolated Castle, you’ll need to focus on physical attacks. The Isolated Castle resists all forms of elemental magic in Persona 3 Reload. The key is to increase your chances of landing critical hits. It is important to knock down the boss for an All-Out Attack.

Koromaru’s Revolution skill will be instrumental in boosting your team’s critical rate. Moreover, Shinjiro’s physical prowess can deal the heavy blows needed to chip away at the Isolated Castle’s health.

Party Setup and Strategy

  • Koromaru: Use his Revolution skill to enhance the team’s critical hit rate. Additionally, employ his Dark attacks to contribute to the offense.
  • Shinjiro: Rely on his physical attacks, especially those that have a high chance of landing critical hits. This allows you to deal substantial damage to the Isolated Castle.
  • Protagonist: Equip Personas that can debuff the Isolated Castle with skills like Tarunda or Rakunda. Additionally, use Theurgy skills like the Jack Brothers for Almighty damage.


The battle against the Isolated Castle in Persona 3 Reload is a testament to your team’s strength and your strategic command. By focusing on physical attacks and critical hits, you can break through the Isolated Castle’s defenses and emerge victorious.

Remember to heal your party, clear status conditions, and strike with precision. With perseverance and the right tactics, you’ll defeat the Isolated Castle and continue your ascent through the enigmatic tower of Tartarus.

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Written By
Juan Cesar Torres

College student. Gamer since birth. Learned to read because of Pokémon. Dreams of buying a Nintendo Switch. Always looking for game recommendations (will play anything).

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