Full list of all 115 Terraria achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 88 achievements, and there are 3 DLC packs containing 27 achievements.
Complete a grand total of 200 quests for the angler.
Complete your 50th quest for the angler.
Kill Doctor Bones.
Have all possible town NPCs living in your world.
Defeat every type of slime there is!
Complete your 25th quest for the angler.
Triumph over a martian invasion, when beings from out of this world come to scramble your brains and probe you in uncomfortable places.
Defeat the Moon Lord.
Reach the 15th wave of a frost moon, where the festive season quickly degrades into madness.
Reach the 15th wave of a pumpkin moon, where evil lurks among the autumn harvest.
Defeat the four celestial towers of the moon.
Fire a rainbow gun while riding on a unicorn.
Obtain a rainbow rod.
Defeat Duke Fishron, mutant terror of the sea.
Defeat every boss in Terraria.
Command nine summoned minions simultaneously.
Complete your 10th quest for the angler.
Do battle against the Twins, the Destroyer, and Skeletron Prime simultaneously and emerge victorious.
Defeat the Ancient Cultist, fanatical leader of the dungeon coven.
Unlock one of the dungeon's large, mysterious chests with a special key.
Attain maximum health and mana possible without accessories or buffs.
Defeat Golem, the stone-faced ritualistic idol of the lihzahrd tribe.
Defeat Plantera, the overgrown monstrosity of the jungle's depths.
Triumph over the frost legion, a festive family of maniacal snowman mobsters.
Survive the slime rain, where gelatinous organisms fall from the sky in droves.
Obtain the Terrarian.
Craft a drax or pickaxe axe using hallowed bars, and the souls of the three mechanical bosses.
Defeat the three nocturnal mechanical menaces: the Twins, the Destroyer, and Skeletron Prime.
Mine a powerful ore that has been newly blessed upon your world.
Craft a molten pickaxe using the hottest of materials.
Kill Tim.
Kill the groom.
Survive a solar eclipse, a day darker than night filled with creatures of horror.
Build a house in a mushroom biome and have Truffle move in.
Mine chlorophyte, an organic ore found deep among the thickest of flora.
Defeat the Eater of Worlds, a massive worm whom dwells in the corruption.
Smash a demon or crimson altar with a powerful, holy hammer.
Unleash the ancient spirits of light and darkness across your world, enabling much stronger foes and showering the world with dazzling treasures (and rainbows!).
Defeat the Wall of Flesh, the master and core of the world who arises after a great, burning sacrifice.
Triumph over a pirate invasion, a group of pillagers from the sea out for your booty... and your life!
Complete your 1st quest for the angler.
Fire a Bee Gun while wearing a full set of Bee Armor.
Breach the impenetrable walls of the jungle temple.
Defeat the Brain of Cthuhlu, an enourmous demon brain which haunts the creeping crimson.
Defeat the Queen Bee, the matriarch of the jungle hives.
Equip a mount.
Obtain a rare treasure from a difficult monster in the dungeon.
Build or encounter a glowing mushroom field above the surface.
Consume a life fruit, which grows in the thick of subterranean jungle grass.
Spend over 1 gold being treated by the nurse.
Steal a key from dungeon's undead denizens, and unlock one of their precious golden chests.
Defeat Skeletron, the cursed guardian of the dungeon.
The only way is up!
Discover a large bee's hive deep in the jungle.
Kill a nymph.
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.
Defeat the Eye of Cthulhu, an ocular menace who only appears at night.
Using explosives or your trusty hammer, smash a Shadow Orb or Crimson Heart in the evil parts of your world.
Obtain a boss-summoning item.
Obtain a Terra Blade, forged from the finest blades of light and darkness.
Obtain a golden fishing rod.
Equip a pair of wings.
Obtain a minishark.
Spelunk deep enough to reach the molten underworld.
Stumble into a spider cavern in the underground.
Equip a dye in every possible dye slot.
Defeat an enemy by running it over with a minecart.
Destroy a total of 10,000 tiles.
Survive a long fall with just a sliver of health remaining.
Travel a total of 26.2 miles on foot.
Survive a blood moon, a nocturnal event where the rivers run red and monsters swarm aplenty.
Become a victim to a nasty underground trap.
You can only go down from here!
Throw a yoyo.
Discover a golden chest underground and take a peek at its contents.
Kill pinky.
Equip your first grappling hook.
Craft a mana crystal out of fallen stars, and consume it.
Obtain an anvil made from iron or lead.
Build a house suitable enough for your first town NPC, such as the guide, to move into.
Equip armor or vanity clothing in all three social slots.
Discover and smash your first heart crystal underground.
Obtain your first hammer via crafting or otherwise.
Equip armor in all three armor slots: head, chest, and feet.
Survive your character's first full night.
Mine your first nugget of ore with a pickaxe.
Chop down your first tree.
Craft your first work bench.
Repel the strongest forces the Old One's Army can muster.
Defeat the Dreadnautilus, murderous mollusk lurking beneath the surface of the sanguine seas.
Trick a gnome into turning into stone!
Defeat the Empress of Light, responsible for all those flashy lights and glitter.
Defeat Queen Slime, giving the coup-de-grace to the sovereign of all that jiggles.
You were so preoccupied with whether or not you could open the chest that you didn't stop to think if you should.
Enter a misty graveyard filled with the surly dead.
Meet with a tenant who's as happy as they possibly can be!
Encounter a fairy.
Fly a kite on a windy day.
What you're celebrating doesn't matter, just throw a party already!
Deliver headpats to the town pet.
Drop a lure in a pool of lava for a pre-fried haul!
Obtain the Terraspark Boots, forged from the finest boots of fire and ice.
Obtain the Zenith, the culmination of a journey forged into the ultimate sword.
Find all of the Slime Pets and have them move in!
Obtain Golden Delight, the highest quality meal made from the highest quality . . . ingredients.
Invoked the wrath of the God of Torches, and survived long enough to earn its blessing.
Shimmer an item into another item. What other transmutations can you find?
Delay death from drowning by drinking water. It doesn't make much sense, but you did what you had to do.
Defeat Deerclops, the chilly one-eyed monstrosity from a foreign land.
Fly a Kwad Racer into outer space.
Completely purify all Corruption, Crimson, and Hallow from your world, until the Dryad is satisfied!
Some very special seeds can lead to unique and rewarding experiences. Can you find one?
Obtain the Ankh Shield, the finest protection from unpleasant maladies and ailments.
Obtain the Cell Phone. You'll never leave home without it again.