Here is the full list of all 27 Nova Odessa - there are The Strange Tower achievements.
Now you're ready to hunt demons
Kill Teodoro
Kill Raimundo and Lesma
Kill Graciane
Kill Braulio
Kill all Teletubos
Kill Cesar
Kill Thor and Belinha
Kill Mariano
Kill Priscila
You met the person you could've been
Bought your first item
Bought your 100th item
You have $100
Get a Caipirinha
Become a champion
You took the red pill
Mariano didn't know what hit him
It's always an inside job
The destroyer of worlds
You could work at a circus
You were poisoned to death
You are well done
You bled to death
You died with all your medikits
You got out of the tower
Beat the game without picking up upgrades.