This is a low poly Hammer Head Cruiser suitable as a game asset.

The zip archive contains FBX and unity package format. Textures, normal and emissive maps are included.

The screen shots are showing the unity package, if importing the FBX provided textures and maps may have to be applied manually.

The laser cannon on the centre left and right head are seperate objects with suitable object center/pivot points, making it possible to rotate the cannon.
The heavier laser cannons on the top and bottom are fixed in position.