Question: Austerlitz is a turn-based strategy video game revolves around defending the Austrian village of Austerlitz from the invading army of an Emperor sometimes called what?

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Annals of Rome: Annals of Rome is a turn-based strategy video game developed by Level 9 Computing and published by Personal Software Services.  It was first released in the United Kingdom for the ZX Spectrum, Amstrad CPC and Atari ST in 1986.  It was then released in Germany for the Commodore 64 and Amiga in 1987 and 1988, respectively.  The game revolves around the late Roman Empire and its objective of surviving for as long as possible against rebelling European states.

Paro Wars: Paro Wars (パロウォーズ ) is a turn-based strategy video game produced by Konami on September 1997 in Japan only (with the re-release as a Konami the Best title in December 1999).  It features characters and conflicts based upon the popular "Parodius" series of video games which in turn is a parody of the long running "Gradius" series.  It is the sixth installment of the "Parodius" series and is the "Parodius" equivalent to "Cosmic Wars", a turn-based strategy game set in the "Gradius" universe, or "R-Type Tactics", set in the "R-Type" universe.

Alexander I of Russia: Alexander I (Russian: Александр Павлович , Aleksandr Pavlovich; 23 December [O.S. 12 December] 1777 – 1 December [O.S. 19 November] 1825 ) reigned as Emperor of Russia from 23 March 1801 to 1 December 1825.  He was the son of Paul I and Sophie Dorothea of Württemberg.  Alexander was the first Russian King of Poland, reigning from 1815 to 1825, as well as the first Russian Grand Duke of Finland.  He was sometimes called Alexander the Blessed.

Tower defense: Tower defense (TD) is a subgenre of strategy video game where the goal is to defend a player's territories or possessions by obstructing the enemy attackers, usually achieved by placing defensive structures on or along their path of attack.  This typically means building a variety of different structures that serve to automatically block, impede, attack or destroy enemies.  Tower defense is seen as a subgenre of real-time strategy video games, due to its real-time origins, though many modern tower defense games include aspects of turn-based strategy.  Strategic choice and positioning of defensive elements is an essential strategy of the genre.

Champion of the Raj: Champion of the Raj is a turn-based strategy video game developed by Level 9 Computing and published by Personal Software Services.  It was released exclusively in the United Kingdom for the Amiga, Atari ST and systems running DOS in 1991.  It is the thirteenth and final instalment to the "Strategic Wargmes" series.  The game revolves around European imperialism and colonialism of India, in which six factions: British, French, Mogul, Sikhs, Gurkhas and Marathas fight to gain overall control of India.

Ravenmark: Scourge of Estellion: Ravenmark: Scourge of Estellion is a turn-based strategy video game developed and published by Witching Hour Studios.  Released on November 11, 2011 for the iOS, Ravenmark: Scourge of Estellion is presented in top-down isometric view and backed by hand-painted 2D maps.  Set in the world of Eclisse, the game has expanded to encompass four complete mission campaigns, excluding the prelude campaign available on the free downloadable app.  Ravenmark: Scourge of Estellion is seen as a "comprehensive turn-based strategy game" and is a recommended title for the iOS strategy gamer.  The game currently features an average score of 85/100 on Metacritic.

Austerlitz (video game): Austerlitz is a turn-based strategy video game developed by Personal Software Services and published by Mirrorsoft.  It was released in the United Kingdom and Germany for the Amiga, Atari ST and MS-DOS home computers in 1989.  It was also re-released in France for Amiga home computers by Mirror Image in 1991.  The game is set during the Battle of Austerlitz of the Napoleonic Wars and revolves around Napoleon's forces defending the Austrian village of Austerlitz from the invading army of Alexander I of Russia.

Gremlins, Inc.: Gremlins, Inc. is a digital tabletop game, turn-based strategy set in the steampunk world of gremlins, released on Steam Early Access on October 22, 2015 for Windows/Mac OS/Linux.  The game is designed by Alexey Bokulev, who previously designed another turn-based strategy video game (2009), and is produced by Sergei Klimov.

Iwo Jima (video game): Iwo Jima is a turn-based strategy video game developed and published by Personal Software Services for the Commodore 64 and ZX Spectrum in 1986.  It is the second instalment to the "Strategic Wargames" series.  The game is set during the Battle of Iwo Jima in the Pacific Ocean theatre of World War II and revolves around the United States Marine Corps' objective to secure the island of Iwo Jima from the Imperial Japanese Army.

Turn-based tactics: Turn-based tactics (TBT), or tactical turn-based (TTB), is a computer and video game genre of strategy video games that through stop-action simulates the considerations and circumstances of operational warfare and military tactics in generally small-scale confrontations as opposed to more strategic considerations of turn-based strategy (TBS) games.

Supporting paragraphs: Austerlitz (video game) Alexander I of Russia
Answer: Alexander the Blessed