Save a princess. Doesn't get more classic than that.

Achievement is your middle name.

Cross the French countryside and get very cross.

Don't fear the reaper. Be the reaper.

Assist a couple of young ladies out hunting.

Kill 11 different enemies using melee attacks.

Make 20 enemies kill each other using Psychotropic Grenades.

Kill 50 healthy Kleers with a direct double shotgun hit.

One-shot kill 3 Werebulls with a shotgun.

Assist Dr. Vermetti in his war on worms.

Party like it's 199.

Sign Secchi's rifle.

Get a weaponized black hole, using science.