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