Mortal Shell 2 Great Arbiter of Flesh Guide

The direct answer

The Great Arbiter of Flesh roams the open cemetery near Widow’s Overlook, before you reach Tiel’s grave. It is optional. Beat it for Arbiter’s Prize.

Before entering the arena

• Unlock Widow’s Overlook.
• Look in the open cemetery ground, not inside a gate dungeon.

How to beat the Great Arbiter of Flesh

1. Stay off the greatsword arc. This is a tall two-handed fighter. When the sword comes around, leave that circle.
2. Punish after the swing lands. Short hits, then reset.
3. Take Arbiter’s Prize. You can continue to Tiel’s grave whether or not you fight this boss.

Related questions

Where is the Great Arbiter of Flesh?

In the open cemetery near Widow’s Overlook, before Tiel’s grave.

Is this required?

No. It is an optional overworld fight.