Dreadnautilus

The Dreadnautilus is a Hardmode mini-boss encountered only during a Blood Moon by fishing in water. It replaces about 1 in 10 Blood Moon fishing catches and despawns at dawn if not defeated. Redigit considers it a mini-boss despite the lack of an official boss bar.

Type

Blood Moon mini-boss

Health

7,000 / 14,000 / 21,000

Trigger

Fish during Blood Moon (Hardmode)

Drops

Sanguine Staff, Bloody Tear, Chum Bucket