Assassin's Creed Odyssey is an action-adventure video game set in ancient Greece. Players take on the role of a Spartan hero and embark on an epic odyssey to forge their destiny in a world on the brink of tearing itself apart. Players can explore a vast country full of unexpected encounters, untamed environments, and bustling cities as they make decisions that shape history around them. The game features large-scale battles between Sparta and Athens with up to 150v150 soldiers fighting each other, as well as the ability for players to customize their own ship and recruit crewmembers before setting sail across the Aegean Sea.