Here is the full list of all 58 Lucius achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Play 40 hours.
Play 20 hours.
Find two ways to listen music from the music box.
Use lesser combustion 10 times.
Let five people burn.
Use lesser combustion 5 times.
Use memory-erase 10 times.
Shoot 5 persons.
Shoot someone.
Open safe without hints.
Cycle 10 miles.
Kill 20 persons.
Kill 19 persons.
Kill 18 persons.
Kill 17 persons.
Kill 16 persons.
Kill 15 persons.
Kill 14 persons.
Turn off lights 20 times.
Kill 13 persons.
Get fifth level for memoryerase.
Take 20 pictures.
Kill 12 persons.
Combine 6 items.
Run 26 miles.
Get fifth level for combustion.
Kill 11 persons.
Kill 10 persons.
Use memory-erase 5 times.
Get spotted 5 times.
Complete all tutorial's.
Kill 9 persons.
Get fifth level for mindcontrol.
Assist on 3 suicides.
Kill 8 persons.
Kill 7 persons.
Use mindcontrol 10 times.
Break 50 objects.
Break 30 objects.
Kill 6 persons.
Collect 20 items.
Break 20 objects.
Complete chores for all the presents.
Use mindcontrol 5 times.
Get fifth level for telekenesis.
Kill 5 persons.
Kill 4 persons.
Break 10 objects.
Turn on the television 5 times.
Escape from storage jail.
Find secret chamber before chapter seven.
Open 50 drawers.
Turn a cross five times.
Kill 3 persons.
Read 20 journal entries.
Kill Gene.
Talk to to people 10 times.
Kill Mary.