Here is the full list of all 35 Rogalia achievements.
get trained by Platon
extend the claim lease
plant 1000 seeds
fry 100 mushrooms
plough 3000 tiles
get level 18
get level 50
get level 100
any skill power-levelled by 100
power-level any 3 skills by 100
all stats power-leveled by 100
strength 100
vitality 100
dexterity 100
intellect 100
perception 100
wisdom 100
dig 300 tiles under the ground
dig out 1000 units of any ore
perform each combo 100 times
win 100 times in the arena
win 500 times in the arena
catch the Chudo-Yudo fish
cut down 300 trees
kill Abu
kill Omich
kill Preved-Medved
kill Wyvern
kill all bosses
get killed by a player
kill a player
eat a poop
buy some sex from Margo
craft bloody armor
collect all vitamins to 100