The Bright One

The Lightning Bringer was a virtual representation of one of Kassandra's genetic memories, relived by Layla Hassan through the Portable Animus HR-8.5.

Description
Kassandra travelled to the island of Nisyros to eliminate cyclops Arges.

Outcome
Kassandra defeated Arges, claiming a war hammer from it's body.

Reference

 * Assassin's Creed: Odyssey