Arknights: Endfield items

Formula: Persistent Echo

Formula: Persistent Echo is a 5-star item in Arknights: Endfield.

Type

Formulas

• A Basket of Tangtang Certs
• Aberrant Hazefyre Fragment
• Aburrey Auditory Chip (Formula)
• Aburrey Auditory Chip T1 (Formula)
• Aburrey Flashlight (Formula)
• Aburrey Gauntlets (Formula)
• Aburrey Heavy Armor (Formula)
• Aburrey Heavy Armor T1 (Formula)
• Aburrey Light Armor (Formula)
• Aburrey Light Armor T1 (Formula)
• Aburrey Sensor Chip (Formula)
• Aburrey Sensor Chip T1 (Formula)