Echo Boxes

You can find these on Deep Space Echoes Gate (every 5 levels)
Required Echo Key to open the BOX
  • Common Echo Key
  • Rare Echo Key
  • Epic Echo Key
  • Legend Echo Key
ECHO KEYS OBTAINING:
DAILY MISSIONS
SEASON PASS REWARDS
SHOP (PAYMENTS)
CONTENTS
  • AX-40 Quantum Fluid Core
  • DF-40 Quantum Fluid Core
  • AX-30 Quantum Fluid Core
  • DF-30 Quantum Fluid Core
  • AX-20 Quantum Fluid Core
  • DF-20 Quantum Fluid Core
  • AX-10 Quantum Fluid Core
  • DF-10 Quantum Fluid Core