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.
Reach the 15th wave of a frost moon, where the festive season quickly degrades into madness.
Triumph over the frost legion, a festive family of maniacal snowman mobsters.
Obtain the Terrarian.
Defeat the Ancient Cultist, fanatical leader of the dungeon coven.
Defeat every boss in Terraria.
Defeat the four celestial towers of the moon.
Fire a rainbow gun while riding on a unicorn.
Do battle against the Twins, the Destroyer, and Skeletron Prime simultaneously and emerge victorious.
Reach the 15th wave of a pumpkin moon, where evil lurks among the autumn harvest.
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.
Defeat Duke Fishron, mutant terror of the sea.
Complete your 50th quest for the angler.
Command nine summoned minions simultaneously.
Obtain a rainbow rod.
Unlock one of the dungeon's large, mysterious chests with a special key.
Obtain a rare treasure from a difficult monster in the dungeon.
Fire a Bee Gun while wearing a full set of Bee Armor.
Breach the impenetrable walls of the jungle temple.
Obtain a Terra Blade, forged from the finest blades of light and darkness.
Defeat Golem, the stone-faced ritualistic idol of the lihzahrd tribe.
Attain maximum health and mana possible without accessories or buffs.
Obtain a golden fishing rod.
Survive a solar eclipse, a day darker than night filled with creatures of horror.
Complete your 25th quest for the angler.
Spend over 1 gold being treated by the nurse.
The only way is up!
Equip a dye in every possible dye slot.
Defeat every type of slime there is!
Have all possible town NPCs living in your world.
Defeat Plantera, the overgrown monstrosity of the jungle's depths.
Kill Tim.
Build or encounter a glowing mushroom field above the surface.
Build a house in a mushroom biome and have Truffle move in.
Kill Doctor Bones.
Mine chlorophyte, an organic ore found deep among the thickest of flora.
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.
Triumph over a pirate invasion, a group of pillagers from the sea out for your booty... and your life!
Obtain a minishark.
Complete your 10th quest for the angler.
Survive the slime rain, where gelatinous organisms fall from the sky in droves.
Equip a pair of wings.
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.
Craft a molten pickaxe using the hottest of materials.
Defeat the Brain of Cthuhlu, an enourmous demon brain which haunts the creeping crimson.
Triumph over a goblin invasion, a ragtag regiment of crude, barbaric, pointy-eared warriors and their shadowflame sorcerers.
Destroy a total of 10,000 tiles.
Using explosives or your trusty hammer, smash a Shadow Orb or Crimson Heart in the evil parts of your world.
Discover a golden chest underground and take a peek at its contents.
Complete your 1st quest for the angler.
Defeat the Queen Bee, the matriarch of the jungle hives.
Discover a large bee's hive deep in the jungle.
Defeat the Eater of Worlds, a massive worm whom dwells in the corruption.
Stumble into a spider cavern in the underground.
Travel a total of 26.2 miles on foot.
Defeat an enemy by running it over with a minecart.
Throw a yoyo.
Survive a blood moon, a nocturnal event where the rivers run red and monsters swarm aplenty.
Survive your character's first full night.
Kill the groom.
Equip a mount.
Equip your first grappling hook.
Kill a nymph.
Spelunk deep enough to reach the molten underworld.
You can only go down from here!
Steal a key from dungeon's undead denizens, and unlock one of their precious golden chests.
Become a victim to a nasty underground trap.
Defeat Skeletron, the cursed guardian of the dungeon.
Equip armor or vanity clothing in all three social slots.
Defeat King Slime, the lord of all things slimy.
Defeat the Eye of Cthulhu, an ocular menace who only appears at night.
Discover and smash your first heart crystal underground.
Mine your first nugget of ore with a pickaxe.
Obtain a boss-summoning item.
Survive a long fall with just a sliver of health remaining.
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.
Obtain your first hammer via crafting or otherwise.
Kill pinky.
Equip armor in all three armor slots: head, chest, and feet.
Chop down your first tree.
Craft a mana crystal out of fallen stars, and consume it.
Consume a life fruit, which grows in the thick of subterranean jungle grass.
Craft your first work bench.
You were so preoccupied with whether or not you could open the chest that you didn't stop to think if you should.
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.
Drop a lure in a pool of lava for a pre-fried haul!
Meet with a tenant who's as happy as they possibly can be!
Defeat the Dreadnautilus, murderous mollusk lurking beneath the surface of the sanguine seas.
Defeat the Empress of Light, responsible for all those flashy lights and glitter.
Fly a kite on a windy day.
Enter a misty graveyard filled with the surly dead.
Repel the strongest forces the Old One's Army can muster.
Defeat Queen Slime, giving the coup-de-grace to the sovereign of all that jiggles.
Deliver headpats to the town pet.
What you're celebrating doesn't matter, just throw a party already!
Encounter a fairy.
Trick a gnome into turning into stone!
Find all of the Slime Pets and have them move in!
Fly a Kwad Racer into outer space.
Obtain Golden Delight, the highest quality meal made from the highest quality . . . ingredients.
Completely purify all Corruption, Crimson, and Hallow from your world, until the Dryad is satisfied!
Shimmer an item into another item. What other transmutations can you find?
Some very special seeds can lead to unique and rewarding experiences. Can you find one?
Delay death from drowning by drinking water. It doesn't make much sense, but you did what you had to do.
Invoked the wrath of the God of Torches, and survived long enough to earn its blessing.
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.