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.
Find the ancient gold armor.
Pick 25 locks.
Find 12 treasures.
Have 300 fame.
Find 180 eggs.
Destroy the Demon.
Save your sister.
Find 40 crabs.
Get the Crown of Power.
Kill 15 snakes.
Hunt down 25 wild animals.
Find 60 lost crates and barrels.
Heal seven people.
Catch 160 fish.
Find 25 pearls.
Acquire Percy’s compass.
Find 30 rainbow-tinted shells.
Gather 40 baskets of berries.
Find 10 pearls.
Acquire five areas of knowledge.
Help three ghosts.
Meet your true love.
Build your own ship.
Give 12 charitable gifts.
Own 3,000 gold coins.
Hunt down 10 wild animals.
Pick 10 locks.
Find 200 mushrooms.
Have 100 strength.
Learn five skills.
Own 1,000 gold coins.
Clear the city of zombies.
Kill 15 spiders.
Gather 25 sacks of herbs.
Catch 60 fish.
Find 15 crabs.
Have 100 fame.
Find 70 eggs.
Find 25 lost crates and barrels.
Enter the city.
Find 80 mushrooms.
Gather 15 baskets of berries.
Gather 10 sacks of herbs.
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.