Feel free to add new achievements. If another achievement is required before getting a certain achievement, please note.

Beginner achievements:

• Give Me That - Obtain the Swamp Talisman
• Dank World - Enter the Betweenlands dimension
• Getting Harder Wood - Obtain wood in the Betweenlands - Dank World required
• All Over Again - Create a Weedwood Crafting Table - Getting Harder Wood required
• Efficiency - Create a Dual Furnace - Dank World required
• New Shinies - Obtain either a Syrmorite Ingot or Octine Ingot - Dank World required
• Serious Business - Obtain a Betweenlands sword - All Over Again required
• Hag Hater - Kill a Swamp Hag with a sword - Serious Business required
• Pyromaniac - Set moss on fire with an octine ingot - New Shinies required
• Quest for Fire - Set Peat on fire - Pyromaniac required

Mid game achievements:

• Crowd Control - Knock back three Swamp Hags in a row using the Syrmorite Shield - New Shinies required
• Environmentalist - Draw aggro from a Pyrad by destroying a Giant Weedwood Tree - Dank World required
• Screw PETA - Test an ingredient on a gecko
• A Kind Heart After All - Release a caged gecko - Screw PETA required
• Enter The Stronghold - Enter a Wight Fortress (world area) - Dank World required
• Now Kiss - Make two Mire Snails breed

Late game achievements:

• Glorified Toothpick - Obtain the Shockwave Sword - Enter The Stronghold required
• Do The Wave! - Kill three mobs using a shockwave - Glorified Toothpick required
• Staring Contest - Defeat the Primordial Malevolence - Glorified Toothpick required
• Clickbait - Craft Mummy Bait
• Beating Dead Meat - Defeat the Dreadful Peatmummy - Clickbait required

Secret/extra achievements:

• You Are What You Eat - Eat Rotten Food - Dank World required
• Dimwitted - Place a Vanilla torch in the BL - Dank World required
• Pothead - Destroy 10 Pots of Chance - Dank World required
• 3spoopy5me - Experience the Spook event - Dank World required
• Winter Is Coming - Experience the Winter event - Dank World required
• Santa Wight - Break a present - Winter Is Coming required