Here is the full list of all 103 Reus 2 achievements.
The base game contains 97 achievements, and there is 1 DLC pack containing 6 achievements.
Complete the Age of Horror Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Age of Horror Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete Calm Era I Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete Calm Era I Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete Calm Era II Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete Calm Era II Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete Calm Era III Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete Calm Era III Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Castle Age Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Castle Age Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Damned Plague Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Damned Plague Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Iron Age Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Iron Age Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Merchant Age Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Merchant Age Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Monument Age Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Monument Age Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Neolithic Revolution Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Neolithic Revolution Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Philosophy Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Philosophy Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Pollution Planet Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Pollution Planet Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Revolution Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Revolution Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Solarpunk Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Solarpunk Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Space Race Turning Point at 2 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete the Space Race Turning Point at 3 stars (At least 'Giant' difficulty. Unattainable in Free Play)
Complete all Ancient Era Turning Points
Complete all Medieval Era Turning Points
Complete all Era of Discovery Tuning Points
Complete all Calm Turning Points on a single Planet
Have attempted all Turning Points at least once
Have completed all Turning Points with at least 1 star
Have completed all Turning Points with at least 2 stars
Have completed all Turning Points at 3 stars
Build your first Project
Have 5 Projects active on a single Planet
Have built 25 unique Projects
Complete a planet with the Godess
Complete a planet with the Huntress
Complete a planet with the Inventor
Complete a planet with the Merchant
Complete a planet with the Pirate Queen
Complete a planet with the Sage
Complete a planet with the Godess scoring at least 300 Points (At least 'Giant' difficulty. Unattainable in Free Play)
Complete a planet with the Huntress scoring at least 300 Points (At least 'Giant' difficulty. Unattainable in Free Play)
Complete a planet with the Inventor scoring at least 300 Points (At least 'Giant' difficulty. Unattainable in Free Play)
Complete a planet with the Merchant scoring at least 300 Points (At least 'Giant' difficulty. Unattainable in Free Play)
Complete a planet with the Pirate Queen scoring at least 300 Points (At least 'Giant' difficulty. Unattainable in Free Play)
Complete a planet with the Sage scoring at least 300 Points (At least 'Giant' difficulty. Unattainable in Free Play)
Complete a planet with the Godess, the Huntress and the Pirate Queen
Have 10 cities in your Universe
Have 100 cities in your Universe
Have 250 cities in your Universe
Have 5 cities on a single Planet
Have 50 Population in a single city
Have 50 Wealth in a single City
Have 50 Technology in a single City
Have 100 Population on a single Planet
Have 100 Wealth on a single Planet
Have 100 Technology on a single Planet
Have 100 Prosperity on a single Planet
Have 200 Population on a single Planet
Have 200 Wealth on a single Planet
Have 200 Technology on a single Planet
Have 300 Prosperity on a single Planet
Have 500 Prosperity across your Universe
Have 5000 Prosperity across your Universe
Have 20000 Prosperity across your Universe
Have unlocked 100 unique Biotica
Have unlocked 250 unique Biotica
Have 50 unique Biotica on a single Planet
Have 10 Apple Trees on a single Planet
Have 5 unique Cat Biotica on a single Planet
Have used 10 unique Gem Biotica in your Universe
Have used 10 unique Predator Biotica in your Universe
Have used 5 unique Noble Biotica in your Universe
Have used 10 unique Toxic Biotica in your Universe
Have used 20 unique Tree Biotica in your Universe
Encounter your first Luxury
Have Cuddly Pets and Stew Luxuries on the same planet
Have the Fried Chicken and Fruit Pie Luxuries on the same Planet
Have Majestic Earrings, Majestic Amulets and Majestic Rings all on one planet.
Have encountered the Pet Rocks Luxury
Have used 5 unique Biomes on a single Planet
Have 400 Prosperity on a single Planet
Have unlocked 200 unique Biotica
Reach Maximum Profile Level
Complete 10 Planets with the Forest Giant
Complete 10 Planets with the Frost Giant
Complete 10 Planets with the Ocean Giant
Complete 10 Planets with the Rock Giant
Complete 10 Planets with the Savanna Giant
Complete 10 Planets with the Swamp Giant
Complete a Planet with the Miner scoring at least 300 Points (only obtainable in Challenge mode at 'Giant' or higher difficulty)
Complete a Planet with the Miner
Complete a Planet with the Botanist
Complete a Planet with the Botanist scoring at least 300 Points (only obtainable in Challenge mode at 'Giant' or higher difficulty)
Complete a Planet with the Diplomat
Complete a Planet with the Diplomat scoring at least 300 Points (only obtainable in Challenge mode at 'Giant' or higher difficulty)