2. Use three Chum Buckets.
3. Drink a Sonar Potion, it will tell you when your about to catch the Dreadnautilus.
4. Cast a line with the Chum Caster.
6. When the Sonar Potion tells you your about to catch the Dreadnautilus, press the left mouse button.
I hope you liked my guide, I wrote it in a hurry so there might be some spelling mistakes.
If there is anything I missed please tell me in the comments.
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