Here is the full list of all 11 The Legendary Player - there are Make Your Reputation - there are OPEN BETA achievements.
Beta Tester
Finish creating your character.
Win the Minigame of the Invasion of Walking Cabbages lvl 1
Eliminate all walking cabbages without losing your cabbages in the Invasion of Walking Cabbages lvl 1
Die in the cave of the slimes.
Survive the mysterious forest in which you woke up and flee from the camouflaged spiders chasing you
Find the ATELIS inn and rest until recovered
Create a character from the shooter class
Create a character from the warrior class
Create a character from the wizzard class
Collect 20 apples and deliver to Carla