Here is the full list of all 40 Driftland: The Magic Revival achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Win your 10th Single Player game as Dark Elves.
Win your 5th Single Player game as Dark Elves.
Win a Human Campaign
Recruit 100 Heroes in total.
Open 200 treasures.
Win your 25th Single Scenario as Humans
Build 100 bridges.
Make your Heroes tame 50 flying beasts.
Have 100 of enemy Heroes killed in total.
Discover 100 resources with Geology.
Build 100 structures (bridges not included).
Win your 10th Single Scenario as Humans.
Create an Empire of at least 20 islands.
Recruit 10 Heroes in total.
Make your Heroes tame 5 flying beasts.
Build 10 bridges.
Open 20 treasures.
Build 10 structures (bridges not included).
Discover 10 resources with Geology.
Win your first Single Player game.
Win your 5th Single Scenario as Humans.
Win your 25th Single Player game as Dark Elves.
Recruit 1000 Heroes in total.
Open 2000 treasures.
Build 1000 bridges.
Make your Heroes tame 500 flying beasts.
Complete the Tutorial.
Build 1000 structures (bridges no included).
Discover 1000 resources with Geology.
Win your 1st Single Player game as Wild Elves.
Win your 3rd Single Player game as Wild Elves.
Win your 5th Single Player game as Wild Elves.
Win your 1st Single Player game as Dwarves.
Win your 3rd Single Player game as Dwarves.
Win your 5th Single Player game as Dwarves.
Win a Dark Elf Campaign
Win a Dwarves Campaign
Win a Multiplayer Game
Unlock the Final Campaign
Win the Final Campaign