The Soul Harvest Add-on for SpellForce III Reforced has 12 achievements worth 240 gamerscore.
Hire a new mercenary.
Get drunk with Yria.
First dates can be a scary affair.
Use a potion to reset your skills and attributes.
Destroy all vengeful spirits.
Have all possible companions in your party at least once.
Finish the Soul Harvest campaign on Circle Mage difficulty without lowering it once.
Finish the first dream.
Successfully open the combination lock on a treasure chest in Windwall Outskirts.
Successfully defuse a dangerous situation using nothing but words.
Kill enemies while playing the campaign.
Solve an ancient puzzle.