Here is the full list of all 35 SpellForce 3: Fallen God achievements.
Spend 30+ hours in one playthrough of Fallen God.
Collect all Hybernian Writings.
Finish the Fallen God campaign without the tribe.
Finish the Fallen God campaign with the tribe.
Beat the Fallen God campaign on Circle Mage difficulty.
Fully assemble the body of Zarach's cub.
Fight dwarves with a special kind of uprising.
Escort the harvester for a second round.
Solve the mosaic puzzle.
Unlock all areas in the Temple of the Sacred Seal.
Build every type of Ironbeak at least once.
Succesfully train a War Bringer.
Have Noag collect a total of 100 junk.
Look at the credits of your own volition (or because you really want this achievement).
Collect the maximum amount of bone dust.
Summon five Ancestor Spirits simultaneously.
Make a decision in the Mountain Village.
Tinkerer
Find three hidden statues near the smith.
Have Zazka carry five ingredients at once.
Complete the optional Brittlebone Fields mission.
Accumulate 100 Rage points with Noag.
Have Grungwar buff Akrog's totem.
Craft 50 items.
Sidegrade a Troll unit by sending it to a different school.
Use a Potion of Fresh Start.
Find all optional Time Windows in the Temple of the Sacred Seal.
Get your entire party killed.
Revive a fallen hero.
Eat Chieftain Narjak's heart.
Summon Mugwa's Cub.
Skip 100 dialogues.
Play the Fallen God campaign in co-op with a friend.
Win a ranked match playing Trolls.
Finish any ranked match.