Here is the full list of all 50 Nihilist Simulator achievements.
Smash Ludwig Wittgenstein's Grave!
Smash G. W. F. Hegel's Greve!
Smash René Descartes' Grave!
Smash Yan Yuan's Grave!
90 graves on map.
Smash George Berkeley's Grave!
Smash Nelson Goodman's Grave!
Smash Arthur Schopenhauer's Grave!
Smash Epicurus' Grave!
Smash Gottlob Frege's Grave!
Smash J. J. Rousseau's Grave!
Smash Aristotle's Grave!
Smash Miguel de Unamuno's Grave!
Smash Zeno's Grave!
80 graves on map.
70 graves on map.
Smash William of Ockham's Grave!
Smash Immanuel Kant's Grave!
Smash William James' Grave!
Die 30 times.
Die 20 times.
Die 10 times.
Get squished by cripple.
Smash Xenophon's Grave!
Smash Thales' Grave!
Smash Niccolo Machiavelli's Grave!
Burn yourself 5 times in one life (oil).
Get struck by electricity power 5 times in one life.
Get hit by anvil in the head 5 times in one life.
Get cut by saw 5 times in one life.
Get stunned by bees 5 times in one life.
Get stabbed by spikes 5 times in one life.
Drink poison 5 times in one life.
Hang yourself 5 times in one life.
60 graves on map.
50 graves on map.
40 graves on map.
30 graves on map.
Smash Plato's Grave!
Smash Allama Iqbal's Grave!
20 graves on map.
Smash Albert Camus' Grave!
Smash Voltaire's Grave!
Smash Friedrich Nietzsche's Grave!
10 graves on map.
Smash W. O. Quine's Grave!
Smash Gottfried Leibniz's Greve!
5 graves on map.
Burn yourself 5 times in one life (campfire).
Get squished by piano.