Question: What is a unit of measurement used in tabletop role-playing games to quantify a player character's progression through the game , used in the game that revolves around a leader who must lead an army in phalanx formation across a battlefield in real-time against overwhelming enemy forces while freeing and recruiting soldiers along the way?

full_context: Document 1: Character sheet: A character sheet is a record of a player character in a role-playing game, including whatever details, notes, game statistics, and background information a player would need during a play session. Character sheets can be found in use in both traditional and action role-playing games. Almost all roleplaying games make use of character sheets in some fashion; even "rules-light" systems and freeform role-playing games record character details in some manner.
Document 2: Mech Platoon: Mech Platoon, known in Japan as Kikaika Gunta - Mech Platoon (Japanese: 機械化軍隊 - メックプラトゥーン , Hepburn: Kikaika Gunta - Mekku Puratūn , lit. "Mechanical Army - Mech Platoon") is a real-time strategy video game developed and published by Kemco. It was the first real-time strategy game released on the Game Boy Advance platform, and was released in 2001.
Document 3: Combat Mission: Combat Mission is the name of a successful series of computer games simulating tactical battles. The series has progressed through two distinct game engines. The original game engine, referred to as 'CMx1' by the developer, Battlefront.com, powered a trio of games set in the Second World War. "Combat Mission:Shock Force" was released in July 2007 as the debut of the 'CMx2' game engine. The "Combat Mission" games are a mixture of turn-based strategy and simultaneous real-time execution. The game environment is fully three-dimensional, with a "Wego" style of play wherein each player enters their orders into the computer simultaneously during pauses in the action, and then are powerless to intervene during the action phase. More familiar turn-based games use an "I-go/You-go" system of play.
Document 4: Character race: In tabletop role-playing games, the character race represents the people to which a player character (PC) or a non-player character (NPC) belongs. "People" is to be taken in the broader sense, and may encompass ethnic groups, species, nationality or social groups.
Document 5: Wars (series): The Wars series, also known as Famicom Wars (ファミコンウォーズ , Famikon Wōzu ) in Japan, Advance Wars in the West, and occasionally Nintendo Wars as a whole, is a series of military turn-based tactics video games, usually developed by Intelligent Systems and published by Nintendo. The series debuted in Japan on August 12, 1988. Like another Intelligent Systems series, "Fire Emblem", earlier installments of the series were released only in Japan; "Advance Wars" (2001) was the first to reach the North American and European markets. "Advance Wars" was released in the United States on September 10, 2001, but put on hold in Japan and Europe due to the terrorist attacks in the U.S. Although released in Europe in January 2002, neither GBA game was released in Japan until the "Game Boy Wars Advance 1+2" compilation which released for the Game Boy Advance on November 25, 2004 and for the Wii U Virtual Console on April 3, 2014.
Document 6: Expansion pack: An expansion pack, expansion set, supplement, or simply expansion is an addition to an existing role-playing game, tabletop game or video game. These add-ons usually add new game areas, weapons, objects, characters and/or an extended storyline to an already released game. While board game expansions are typically designed by the original creator, video game developers sometimes contract out development of the expansion pack to a third-party company, (see "" for "Diablo"), it may choose to develop the expansion itself or it may do both (Ensemble Studios developed the real-time strategy game Age of Empires III and the first expansion called itself, but contracted Big Huge Games for the second expansion pack, the Asian Dynasties). Board games and tabletop RPGs may have been marketing expansions since the 1970s, and video games have been releasing expansion packs since the 1980s, early examples being the "Dragon Slayer" games "" and "Sorcerian".
Document 7: Bokosuka Wars: Bokosuka Wars (ボコスカウォーズ ) is a 1983 action-strategy role-playing video game developed by Kōji Sumii (住井浩司) and released by ASCII for the Sharp X1 computer, followed by ports to the MSX, FM-7, NEC PC-6001, NEC PC-8801 and NEC PC-9801 computer platforms, as well as an altered version released for the Family Computer console and later the Virtual Console service. It revolves around a leader who must lead an army in phalanx formation across a battlefield in real-time against overwhelming enemy forces while freeing and recruiting soldiers along the way, with each unit able to gain experience and level up through battle. The player must make sure that the leader stays alive, until the army reaches the enemy castle to defeat the leader of the opposing forces.
Document 8: Social interaction in MMORPGs: Social interactions in MMORPGS take the form of in-game communication, virtual behaviors, and the development of interpersonal and group relationships. In "massive multiplayer online role-playing games" (MMORPGs), cooperation between players to accomplish difficult tasks is often an integral mechanic of gameplay, and organized groups of players, often called guilds, clans, or factions, emerge. Sometimes the relationships players from within the game spill over into friendships or romantic relationships in the material world. In other instances, romantic partners and groups of material world friends find that playing together strengthens their bonds.
Document 9: Famitsū scores: The Famitsū scoring system is a video game rating system by Famitsū and is done via a "Cross Review" in which a panel of four video game reviewers each give a score from 0 to 10 (with ten indicating the best game). The scores of the four reviewers are then added up for a maximum possible score of 40. From the twenty two games awarded with a perfect score as of 2016 , three are for the Nintendo DS and five are for the Wii. The PlayStation 3 also has five games with a perfect score and the Xbox 360 has four, with both consoles having two titles in common. The others are for different platforms with only one title each. Franchises with multiple perfect score winners include "The Legend of Zelda" with four, "Metal Gear" with three, followed by Dragon Quest and "Final Fantasy" with two.
Document 10: Role-playing video game: A role-playing video game (commonly referred to as role-playing game or RPG, as well as computer role-playing game or CRPG) is a video game genre where the player controls the actions of a character (and/or several party members) immersed in some well-defined world. Many role-playing video games have origins in tabletop role-playing games (Including "Dungeons & Dragons") and use much of the same , settings and game mechanics. Other major similarities with pen-and-paper games include developed story-telling and narrative elements, player character development, complexity, as well as replayability and immersion. The electronic medium removes the necessity for a gamemaster and increases combat resolution speed. RPGs have evolved from simple text-based console-window games into visually rich 3D experiences.
Document 11: Experience point: An experience point (often abbreviated to exp or XP) is a unit of measurement used in tabletop role-playing games (RPGs) and role-playing video games to quantify a player character's progression through the game. Experience points are generally awarded for the completion of quests, overcoming obstacles and opponents, and for successful role-playing.
Document 12: Live action role-playing game: A live action role-playing game (LARP) is a form of role-playing game where the participants physically act out their characters' actions. The players pursue goals within a fictional setting represented by the real world while interacting with each other in character. The outcome of player actions may be mediated by game rules or determined by consensus among players. Event arrangers called gamemasters decide the setting and rules to be used and facilitate play.
Document 13: List of Super Robot Wars video games: This list provides an index of video game titles in Banpresto's "Super Robot Wars" franchise. Most of the games in the series are tactical role-playing games but several games representing other genres were also released. List is divided by video game genre and ordered by initial release date. Only the original games, "Neo Super Robot Wars" and "Super Robot Wars Compact", had final bosses that were not directly created by Banpresto.
Document 14: Fire Emblem: Fire Emblem is a tactical Role-playing video game franchise developed by Intelligent Systems and published by Nintendo. First produced and published for the Family Computer (Famicom), the series consists of twelve original games, three remakes, and two spin-off, that are playable across multiple game systems. Described by its creators as a "[role-playing game] simulation", the gameplay revolves around tactical movement of characters across grid-based environments, while incorporating a story and characters similar to those in a more traditional role-playing video game.
Document 15: Sakura Wars: Sakura Wars (サクラ大戦 , Sakura Taisen ) is a Japanese media franchise created by Ouji Hiroi, and is developed and formally licensed by Red Entertainment and Sega (who also owns the franchise). The franchise centers on a series of dramatic fantasy and science-fantasy tactical role-playing adventure video games, which consist of tactical wargame and dating sim elements, and also includes a motion picture, anime, printed media, and other merchandise. The series began in 1996 as an eponymous video game; the game was a success and spawned sequels. The video game series has branched into other genres and platforms, such as portable games and games for mobile phones.
ground_truth: experience point