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The Underworld Terraria biome · Underworld

The Underworld banner
The Underworld icon

The Underworld, often called Hell, is a huge fiery cavern of ash and lava across the bottom of the world. It has Hellstone and Ruined Houses with Shadow Chests. You summon the Wall of Flesh here to start Hardmode.

Layer
Underworld
Hardmode only
No
Enemies listed
10

Where to find it

Dig straight down to the very bottom of the world. A long vertical shaft, called a hellevator, makes repeat trips quick.

In Hardmode

Little changes at first. After a mechanical boss, Lava Bats and Red Devils appear, and Tortured Souls show up that can be turned into the Tax Collector.

Enemies

HellbatLava SlimeFire ImpDemonVoodoo DemonBone SerpentWall of FleshLava Bat HardmodeRed Devil HardmodeMimic Hardmode

Notable loot

HellstoneFireblossomObsidian RoseMagma StoneDemon ScytheGuide Voodoo DollSunfuryFlower of FireDark LanceHellwing BowUnholy TridentFire Feather

Tips

  • Wear an Obsidian Skull or drink an Obsidian Skin Potion before mining Hellstone.
  • Do not kill Voodoo Demons over lava unless you want to fight the Wall of Flesh.
  • Build a long flat bridge across the lava to prepare the Wall of Flesh arena.

FAQ

Where do you find the The Underworld in Terraria?

Dig straight down to the very bottom of the world. A long vertical shaft, called a hellevator, makes repeat trips quick.

What enemies are in the The Underworld?

Hellbat, Lava Slime, Fire Imp, Demon, Voodoo Demon, Bone Serpent, Wall of Flesh, Lava Bat (Hardmode).

What changes in the The Underworld in Hardmode?

Little changes at first. After a mechanical boss, Lava Bats and Red Devils appear, and Tortured Souls show up that can be turned into the Tax Collector.

Sources & picture credits

Guide text is original retrogameindex writing, checked against the Terraria Wiki. Boss statistics and drop rates are the game values shown in the Terraria Wiki’s infoboxes. Sprites and artwork © Re-Logic; local copies archived from Terraria Wiki file pages (listed on the image gallery).