Here is the full list of all 34 SteamWorld Dig 2 achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Travel a distance of 100 tiles horizontally without touching the controls.
Survive the Ultimate Trial.
Kill an enemy with its own projectile.
Finish the game with a gold star in the Deaths category. You can’t even die once, buddy!
Finish the game with a gold star in the Wealth category. Get filthy rich!
Finish the game with a gold star in the Secrets category.
Finish the game with a gold star in every category.
Finish the game with a gold star in the Time category. How fast is that, exactly? It’s up to you to find out!
Leave the Earth with your companion in tow.
Buy all upgrades available at the workbench.
Upgrade your pickaxe to the highest level possible.
Collect 42 artifacts.
Upgrade your armor to the highest level possible.
Upgrade your lamp to the highest level possible.
Escape the grasp of Vectron.
Do not trigger the alarm in Vectron more than twice.
Destroy all devices without entering Vectron.
Hit 15 flyers with your Hook Shot.
Collect 15 resources with your Hook Shot.
Discover the last refuge of a fallen civilization, The Oasis.
Find all missing Yonker brothers.
Defeat the Great Prophet.
Complete 20 challenge caves.
Collect 25 artifacts.
Sell $10,000 worth of resources.
Collect 10 Silver ore resources.
Complete 5 caves.
Reach experience level 14.
Collect 10 artifacts.
Sell $2,500 worth of resources.
Upgrade your backpack to the highest level possible.
Kill two enemies with one crushing rock.
Enter Yarrow and discover a strangely verdant area.
Defeat the first boss.