Get 10 kills with C4 in the Baku mission in the Campaign

Craft 300 items at an anvil.

Do battle against the Twins, the Destroyer, and Skeletron Prime simultaneously and emerge victorious.

Have all possible town NPCs living in your world.

Trounce the Twins.

Smelt 10,000 bars of metal.

Get through the aircraft carrier's bridge area without being noticed.

Allow your world to become Hallowed.

Defeat every type of slime there is!

Destroy a total of 10,000 tiles.

You farted on four major authority figures.

Find all the pets!