The Legacy of the First Blade - Episode 2: Shadow Heritage Add-on for Assassin's Creed Odyssey has 5 achievements worth 110 gamerscore.
Continue the bloodline.
Heal by parrying 10 times with the Judgment of the Lion.
Kill all of the Ancients in the Order of the Storm in Achaia.
Set 10 enemy ships on fire.
Kill 10 enemies using the Rapid Fire ability.