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