Collect all the armor sets.

Find all the pets!

Craft 300 items at an anvil.

Allow your world to become Hallowed.

Defeat every boss in Terraria.

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

Attain maximum life and mana possible without accessories or buffs.

Place 100 wires.

Kill the guide, you monster.

Find a floating island.

Equip armor or vanity clothing in all three social slots.

Shatter Skeletron Prime.