Leto Lizardmen on the Plains of the Lizardmen are behaving very strangely. Don't interrupt their ritual, but destroy them, except their Shamans.

Monsters to Hunt - Leto Lizardmen, Leto Lizardman Archers, Leto Lizardman Soldiers, Leto Lizardman Chiefs and Leto Lizardman Warriors

You've collected all the evidence that you hunted Leto Lizardmen. Hurry up and take them to Guard Rath.