Combat in Persona 3 Reload is turn-based, emphasizing strategic use of elemental weaknesses and status effects. Your Personas are your primary tools in battle, granting you access to a wide array of skills. Understanding the Persona system is crucial for building a powerful team.

Combat Fundamentals:
- Weaknesses & Resistances: Every enemy has elemental affinities. Hitting a weakness grants a 'One More' turn.
- All-Out Attack: Triggered after knocking down all enemies. Deals massive damage.
- Theurgy: Powerful, character-specific ultimate attacks that charge during battle.
- Status Ailments: Can turn the tide of battle (e.g., Poison, Charm, Panic).
Persona System:
- Persona Types: Each Persona belongs to an Arcana, which corresponds to Social Links.
- Fusion: Combine two or more Personas to create a new, stronger one. Inherit skills from parent Personas.
- Compendium: Register and summon previously obtained Personas.
- Skill Cards: Teach Personas new skills.