Mercenary2

This ship cannot dock at its own home island, and must begin the game S away from its home island.

Turtle Ship0

A ship with this keyword printed on its deckplate has turtle shell panels for defense. When this ship is hit, remove one of her turtle shell panels instead of a mast. When no panels remain, remove masts as normal. This ship can't be boarded if she has turtle shell panels remaining. Removed panels cannot be repaired. This ship may be given move actions when it has no masts; its printed base move becomes S.

Submarine Hunter4

This ship gets +1 to her boarding rolls. She gets +2 instead if her opponent is a submarine.