Caustic Ink is one of the Equipment items in For The King.
Description / Functionality[]
The Caustic Ink is a Consumable which protects the boat from the Kraken for +9 rounds.
It can be bought like the boat itself at a port.
You can click it when you're on a boat, and you will notice in the top right of the screen (near your lore count) that the Tentacle Icon will NOT be present.