| Movement | A Seacoast hex is impassable terrain. Moving, retreating, evading or escaping onto a Seacoast hex is not allowed. |
| Battle | Not applicable. |
| Close Combat | --- |
| Range Combat | --- |
| Line of Sight | A Seacoast hex does not block line of sight. |
NOTE: Seacoast hexes may also be used to denote the shore of a lake, with the same effects in the game.