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