Obsidian Crate

The Obsidian Crate is a Pre-Hardmode crate that can only be fished in. However, fishing in lava requires either the Hotline Fishing Hook or using any Underworld Bait. Opening Obsidian and Hellstone crates are the only way to obtain the, and therefore any Underworld-exclusive items normally found in locked Shadow Chests, once the Underworld has been fully looted. Its Hardmode counterpart is the.