This ship is good to have in the game, with 1800 health, 18 krew slots, and 2000 cargo space.
With the Calm Spirit
With this ship, you can sink the Wood Plank, the Raft Branch, the Boat branch, the Trader branch, Destroyer branch, Baby Fancy branch(requires skill), and the Royal Fortune branch.
Against the Calm Spirit
Baby Fancy and Baby Fancy 2 are both good ships that can sink this.