Here is the full list of all 48 Hero of the Kingdom II achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Have 300 fame.
Pick 25 locks.
Find 12 treasures.
Find 60 lost crates and barrels.
Find the ancient gold armor.
Acquire Percy’s compass.
Find 25 pearls.
Destroy the Demon.
Heal seven people.
Save your sister.
Find 40 crabs.
Get the Crown of Power.
Kill 15 snakes.
Hunt down 25 wild animals.
Catch 160 fish.
Find 30 rainbow-tinted shells.
Find 180 eggs.
Gather 40 baskets of berries.
Find 10 pearls.
Acquire five areas of knowledge.
Help three ghosts.
Meet your true love.
Build your own ship.
Pick 10 locks.
Clear the city of zombies.
Find 200 mushrooms.
Kill 15 spiders.
Learn five skills.
Have 100 strength.
Own 3,000 gold coins.
Give 12 charitable gifts.
Catch 60 fish.
Find 15 crabs.
Have 100 fame.
Own 1,000 gold coins.
Find 70 eggs.
Hunt down 10 wild animals.
Gather 25 sacks of herbs.
Find 25 lost crates and barrels.
Find 80 mushrooms.
Gather 10 sacks of herbs.
Gather 15 baskets of berries.
Enter the city.
Learn two skills.
Help the miller get back his lost grain.
Acquire two areas of knowledge.
Help your sister make a necklace.
Help any fisherman in the village.