Does battleship need a skillbook?

You are and can, but there's no point except for battling an epic boss on your own and flaunting your e-penis. You only have to survive for a few minutes.

She has 100 million HP and gives 6.7m exp. Anego has 75 million HP and gives 3.9m exp. That seems like a good deal.

Unless she kills your pots, or she doesn't actually give exp.