Here is the full list of all 60 Dungeons 3 achievements.
Don’t lose a single creature to Tanos in battle in the mission “Everything Has An End…”.
Never let Thalya's Life Energy fall below 75% during the ritual.
Sacrifice all of the Titans within 40 minutes in the mission “A Disturbance In The Force”.
Kill 30 Heroes using an Obelisk.
Find the two Obelisks in less than 25 minutes.
Free Thalya in less than 45 minutes in the “Light and Shadow” mission.
Kill 100 Heroes in the mission “Light and Shadow”.
Complete the mission “Baptism of Fire” without Thalya taking any damage.
Complete the mission “I Am Your Father!” without the Dungeonheart taking any damage.
Don’t lose more than 8 units in the mission “The Titan of Alphaas”.
Stop anyone from interrupting Thalya while she contaminates the water in mission “Ups and Downs”.
The Ogre in the mission “The Hungry, Hungry Ogre” must not fall below 75% Life Energy.
Kill 50 Heroes by Catapult bombardment in the mission “Once Upon A Catapult”.
Capture all of the Catapults in the mission “Once Upon A Catapult” in less than 30 minutes.
Destroy every Arcane Tear in mission “The End of Yaina Overproud” within 60 seconds maximum.
Never let the Dungeonhearts Life Energy fall under 75% in “The End of Yaina Overproud”.
Complete the mission “The Storming of Dollaran” in less than 40 minutes.
Destroy all of the Hero camps in the mission “The Storming of Dollaran”.
Get all of the bonus creatures in the mission “The Prince of Hell”.
Destroy at least 3 Hero tent camps during daylight in the mission “The Crossing”.
Kill at least 30 Heroes with the “Thrasher” Trap in the mission “The Crossing”.
Don’t allow any deliveries to reach the city in the mission “The End of Burgers' End”.
Conquer all Graveyards in less than 25 minutes in the mission “The Ashspring Swamplands”.
Don’t let Thalya's Life Energy fall below 75% during the mission “The Gehenna Stones”.
Kill at least 15 Heroes using the Stones’ magic in the mission “The Gehenna Stones”.
Complete the mission “Twistram in Ruins” without losing more than 3 creatures.
Don’t let the Shadow take any damage from light in the mission “The Shadow of Absolute Evil”.
Complete the mission “Everything Has An End…”.
Save all of the Heroes Tanos wants to punish in the mission “Everything Has An End…”.
Complete the mission “A Disturbance In The Force”.
Complete the mission “Two Sides Of A Medal”.
Complete the mission “Light and Shadow”.
Complete the mission “Baptism of Fire”.
Don’t let the Grave Golem’s Life Energy fall below 50%.
Complete the mission “I Am Your Father!”.
Sacrifice more Heroes than needed in mission “I Am Your Father!” – until the Narrator is satisfied.
Complete the mission “The Titan of Alphaas”.
Own at least 5 Banshees at the same time in the mission “The Titan of Alphaas”.
Don’t lose a single creature to the water in the mission “Ups and Downs”.
Complete the mission “Ups and Downs”.
Complete the mission “The Hungry, Hungry Ogre”.
Own more than 42 Barrels of Beer at the same time in the mission “The Hungry, Hungry Ogre”.
Complete the mission “Once Upon A Catapult”.
Complete the mission “The End of Yaina Overproud”.
Complete the mission “The Storming of Dollaran”.
Complete the mission “The Prince of Hell”.
Hold at least 7 Heroes in the Prison at the same time in the mission “The Prince of Hell”.
Complete the mission “The Crossing”.
Complete the mission “The End of Burgers' End”.
Own 5 Gob-O-Bots at any time in the mission “The End of Burgers' End”.
The Dungeonheart must not fall below 50% life in the mission “The Battle of Steelsmith”.
Complete the mission “The Battle of Steelsmith”.
Own at least 15 creatures at the same time in the mission “The Battle of Steelsmith”.
Complete the mission “The Ashspring Swamplands”.
Awaken at least 98 Undead in the mission “The Ashspring Swamplands”.
Complete the mission “The Gehenna Stones”.
Complete the mission “Twistram in Ruins”.
Collect a total of 1000 Evilness in the mission “Twistram in Ruins”.
Successfully complete the mission “The Shadow of Absolute Evil”.
Destroy 9 Heroes with Thalya's “Fire Bomb” in the mission “The Shadow of Absolute Evil”.