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