Obtain a boss-summoning item.

Defeat the three nocturnal mechanical menaces: the Twins, the Destroyer, and Skeletron Prime.

Craft a drax or pickaxe axe using hallowed bars, and the souls of the three mechanical bosses.

Mine chlorophyte, an organic ore found deep among the thickest of flora.

Consume a life fruit, which grows in the thick of subterranean jungle grass.

Defeat Plantera, the overgrown monstrosity of the jungle's depths.

Breach the impenetrable walls of the jungle temple.

Defeat Golem, the stone-faced ritualistic idol of the lihzahrd tribe.

Obtain a rare treasure from a difficult monster in the dungeon.

Unlock one of the dungeon's large, mysterious chests with a special key.

Defeat Duke Fishron, mutant terror of the sea.

Defeat the Ancient Cultist, fanatical leader of the dungeon coven.

Defeat the four celestial towers of the moon.

Defeat the Moon Lord.

Survive a blood moon, a nocturnal event where the rivers run red and monsters swarm aplenty.

Defeat King Slime, the lord of all things slimy.

Triumph over a goblin invasion, a ragtag regiment of crude, barbaric, pointy-eared warriors and their shadowflame sorcerers.

Triumph over a pirate invasion, a group of pillagers from the sea out for your booty... and your life!

Survive a solar eclipse, a day darker than night filled with creatures of horror.

Triumph over the frost legion, a festive family of maniacal snowman mobsters.

Triumph over a martian invasion, when beings from out of this world come to scramble your brains and probe you in uncomfortable places.

Reach the 15th wave of a pumpkin moon, where evil lurks among the autumn harvest.

Reach the 15th wave of a frost moon, where the festive season quickly degrades into madness.

Survive the slime rain, where gelatinous organisms fall from the sky in droves.