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