goes to sea with the Terrain Mat.From Creepy Hero Studios
PDF – Free
A skirmish miniatures game that is both miniature- and genre-agnostic. Designed as a set of rules to be used at conventions or to teach new players about miniature gaming. The games can be played solo, co-op, or with a game master.
The free version is designed to show the basic rules, and provides a simple scenario to try out.