Here is the full list of all 50 Wild Terra Online achievements.
Build a door protecting your territory
Eat roasted meat
Set a resurrection point at a sleeping place
Claim your land
Build a small dominium or upgrade a basic one
Kill an animal with a spear
Cut down a tree with a hatchet
Craft your first knife
Use "Suicide" action
Reach the disputed lands
Find and open a godsend
Read an ancient book
Learn a building blueprint
Eat all five kinds of food, reaching your hunger limit
Drink 50 buckets of water
Add a player to your dominium access list
Add five players to your dominium access list
Kill a boar
Finish a wolf with bare hands
Kill a bear with a stone knife having 5 health points or less
Get a bear's head
Kill 10 ravens with bare hands
Build a shelter
Make a crate
Make a scarecrow
Put grain in the windmill
Have all half-timbered house parts built
Have all castle parts built at your land
Equip a complete set of raw hide clothes
Equip fully with bronze armor, shield and sword
Equip fully with noble armor, shield and sword
Kill a player
100 kills
Cut off a head of a player's corpse
Break another player's bed
Destroy someone's building on their dominium area
Shoot a ballista, damaging someone's gates
Destroy someone's large or noble dominium
Heal bleeding with a bandage, with only 1 health point left
Kill a mounted player
Dig soil, plant and water seeds
Harvest grapes
Grow and harvest a pumpkin
Plant a tree and water it
Ride a boar
Ride a deer
Ride a horse
Ride a wolf
Ride a bear
Fail 50 times in a row trying to craft or build something while having chances to succeed