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