To download The Calamity Mod, head to the official Terraria forums, and don't forget to install Tmodloader alongside this addon.

Read about how to get started with Terraria's expansive and well-regarded Calamity mod, adding tons of content to an already huge game.

With this mod comes a slew of new bosses, unique and challenging difficulty modes, over a thousand new items, new NPCs, and entire new biomes to explore! Calamity also massively expands the ...

The Calamity Mod is a large content mod for Terraria which adds many hours of endgame content and dozens of enemies and bosses dispersed throughout the vanilla game’s progression.

The Calamity mod adds a ton of new endgame content to Terraria, including several powerful items that require Nightmare Fuel to craft.

A list of the 100 best video game soundtracks of all time placed the Terraria Calamity mod over the base game - and Terraria's director is in absolute shambles over the news.

This guide describes how to install and play Terraria's Calamity mod, focusing its advice on early game content.