

Cosmic Wars (コズミックウォーズ Kozumikku Wōzu?) is a turn-based strategy video game produced by Konami in 1989 which is based upon the characters and conflicts of the popular Gradius series. It was released only in Japan. The game received a sequel in 1997, with Paro Wars, which is the Parodius equivalent of this game. The object of Cosmic Wars is to utilize an army composed of Gradius characters (Vic Vipers, and Big Cores) and battle enemies in various star systems. The player can be either the Bacterion Empire or the forces of Gradius. There are many different unit types, ranging from small fighters to large capital ships.

Strategy / Turn-based strategy (TBS) / Tactical / Science fiction / Horror
X-COM: UFO Defense is a strategy game that combines tactical combat with base management and global defense. Players lead an international organization tasked with defending Earth from an alien invasion. The game unfolds on two levels: a global view where players manage resources, research alien technology, and intercept UFOs, and a tactical combat mode where squad-based battles occur. Players recruit and train soldiers, build bases, and develop new weapons and equipment based on recovered alien technology. Missions involve turn-based combat against aliens in various environments, with permadeath adding tension to each engagement. As the alien threat escalates, players must balance research, defense, and offensive operations to protect Earth's nations from panic and alien infiltration. X-COM: UFO Defense's blend of strategic depth, tactical combat, and atmospheric tension creates a compelling gameplay experience in the face of a global alien threat.

Strategy / Turn-based strategy (TBS) / Tactical / Action / Science fiction
The war continues... X-COM: UFO Defense brought you to a galactic battlefield. X-COM: Terror from the Deep brings the alien terror into a totally new dimension. Seeking to take advantage of a weakened Earth, X-COM's deep space foes unexpectedly change strategy and launch a powerful second front against planet Earth. In the dark depths of vast oceans, long sleeping forces are awakened by reanimation signals sent out across the galactic silence by their interstellar brothers and sisters. Slowly but surely, an army of hibernating alien sea creatures awakens. Your combat now extends to the strange new worlds of the deep where superior alien technologies threaten the very survival of your planet earth.

Puzzle / Role-playing (RPG) / Strategy / Science fiction
Puzzle Quest: Galactrix, or Galactrix, is a puzzle video game developed by Infinite Interactive for the PC, Nintendo DS, Xbox 360's Xbox Live Arcade, and PlayStation 3's PlayStation Network service. The game offers a full-featured campaign mode, online multiplayer for 2 to 4 players, and downloadable content, including ships, items, plans, planets, factions and missions.

Role-playing (RPG) / Strategy / Turn-based strategy (TBS) / Science fiction / Warfare
Front Mission 3, also known in Japan as Front Mission Third, is a tactical role-playing game developed and published by Square for the PlayStation. It was released in Japan in 1999, and North America by Square Electronic Arts and Europe in 2000. Front Mission 3 is the third main entry and the fifth entry overall in the Front Mission series. Like other Front Mission titles, Front Mission 3 is part of a serialized storyline that follows the stories of various characters and their struggles involving mecha known as wanzers. Front Mission 3 was the first title in the Front Mission series to be released in North America, Europe and Australia.

Role-playing (RPG) / Strategy / Turn-based strategy (TBS) / Science fiction
You can play as the leader of a revolt in the turn-based strategy game Rebelstar: Tactical Command. The Arelian Empire seized control of Earth 70 years ago and has since become an oppressive regime, controlling the world with fear and marauding shock troops. You can fight back by equipping a team of rebels and controlling them in battle. Rebelstar: Tactical Command includes campaign, skirmish, multiplayer hotseat, and multiplayer link mode.

Real Time Strategy (RTS) / Strategy / Science fiction
One of the first Nihon Falcom titles, Galactic Wars is an early strategy game with real-time elements, a precursor to the real-time strategy genre. Galactic Wars is a space-themed real-time strategy game. It takes place in the year 2432 somewhere in the Milky Way galaxy and depicts a battle between the Galactic Alliance and an alien fleet, revolving around the strategically important planet M23. The game puts the player in control of a starfleet commander who has two spacecraft at his disposal: the Falcon and the Unicon. The entire game is controlled with menu commands. The player can change the course as well as offensive and defensive manoeuvres of the spaceships, and deploy fighters on the planet itself. The game proceeds in real time: if the player fails to choose a menu command within a short period of time his turn will be over and the enemies will execute their own manoeuvres.

Strategy / Turn-based strategy (TBS) / Science fiction / 4X (explore, expand, exploit, and exterminate)
Reach for the Stars is a space strategy game where players manage their own civilization in a 2D galaxy. Players compete against up to three AI opponents, focusing on economic management, planetary development, fleet construction, and technological advancement. The game emphasizes strategic planning and resource allocation over diplomacy or tactical combat, with customizable game parameters allowing players to modify the core mechanics to their preferences.

Strategy / Turn-based strategy (TBS) / Science fiction
Take command of a U.S. Naval fleet to wage war against an unknown alien force. Secure the seas, before it's too late. The Wii/DS/3DS versions feature a turn based strategy gameplay approach not found in the PS3/X360 version.