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.
Recruit 1000 Heroes in total.
Make your Heroes tame 500 flying beasts.
Discover 1000 resources with Geology.
Build 1000 bridges.
Open 2000 treasures.
Build 1000 structures (bridges no included).
Win the Final Campaign
Win your 5th Single Player game as Wild Elves.
Win your 3rd Single Player game as Wild Elves.
Win your 1st Single Player game as Wild Elves.
Win your 5th Single Player game as Dwarves.
Unlock the Final Campaign
Win a Dwarves Campaign
Win your 3rd Single Player game as Dwarves.
Win your 1st Single Player game as Dwarves.
Win your 25th Single Player game as Dark Elves.
Win a Dark Elf Campaign
Win your 10th Single Player game as Dark Elves.
Win your 5th Single Player game as Dark Elves.
Win a Multiplayer Game
Win a Human Campaign
Recruit 100 Heroes in total.
Open 200 treasures.
Build 100 bridges.
Make your Heroes tame 50 flying beasts.
Win your 25th Single Scenario as Humans
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.
Make your Heroes tame 5 flying beasts.
Recruit 10 Heroes in total.
Create an Empire of at least 20 islands.
Build 10 bridges.
Discover 10 resources with Geology.
Open 20 treasures.
Win your first Single Player game.
Win your 5th Single Scenario as Humans.
Complete the Tutorial.
Build 10 structures (bridges not included).