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