Here is the full list of all 39 SpellForce 3 achievements.
Beat the SpellForce III campaign.
Slew the Elder Dragon.
Sided with the Deathmen in Aonir's Blade.
Brought a tribute to the God-King.
Reached the maximum hero party level in the campaign.
The fate of Nortander lies in your hands.
Rallied all possible companions to your cause.
Defeat a human opponent in PvP.
Stop touching the workers!
You avatar died.
Played the campaign together with a friend.
Learned how to summon Titans.
You fulfilled a task for the Elder Dragon.
Reached hero party level 20 in the campaign.
Unlocked the elven faction and upgraded it to the maximum.
Unlocked the human faction and upgraded it to the maximum.
Completed the Mentalist Ritual at Aonir's Blade.
Unlocked the orc faction and upgraded it to the maximum.
You annoyed the composer by muting the ingame music.
Gave more than the bare minimum when asked for help.
Sided with the Iron Falcons in Aonir's Blade.
Gained the allegiance of the Morhir Elves.
Gained the allegiance of the Orcish Firewielders.
Gained the allegiance of the Wayfarers.
If only real life were as simple as that.
Helped all of the Refugees in Farlorn's Hope.
Defeated the Nortander army in the Iskander Wilds.
Claimed Mulandir as your base of operations.
Escaped the Grey Keep with a new ally.
Dealt with Alistair.
Finished Liannon.
Got your first level up.
Played a practice skirmish match against the AI.
Freed all the prisoners when escaping from the Grey Keep.
You were killed by peaceful wildlife.
Those prisoner clothes really look good on you.
Fully upgraded Isgrimm's armor.
You were killed by a tiny spider. That's actually pretty impressive.
Defeated the Orcs in Farlon's Hope without producing extra units.