Dreadnought

Bonus

 * Lightweight fighter 500%
 * Battleship 500%

Weakness

 * Heavy fighter 400%
 * Destroyer 400%
 * Titan 300%
 * Laser tower 400%
 * Ion tower 300%

Technologies

 * Antigrav engine
 * Armor boost
 * Fleet's weapon techs
 * Ion weapons
 * Fleet mastery