With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Injustice 2 includes a loot-dropping system.
text_B: Injustice 2 is a fighting video game developed by NetherRealm Studios and published by Warner Bros. .. NetherRealm Studios. NetherRealm Studios. fighting. fighting game. Interactive Entertainment .. It is the sequel to 2013 's Injustice  : Gods Among Us .. The game was released in May 2017 for the PlayStation 4 and Xbox One .. PlayStation 4. PlayStation 4. Xbox One. Xbox One. Similar to the previous installment , a companion mobile app was released for iOS and Android devices .. Android. Android ( operating system ). iOS. iOS. mobile app. mobile app. The core gameplay remains similar to its predecessor , albeit with minor adjustments to returning game mechanics .. Injustice 2 introduces a new feature called the Gear System , a loot-dropping system that rewards players with costume pieces and equipment that can be used to customize characters ' appearances and modify their abilities and stats .. According to developers , the idea for implementing an RPG-style progression system into a fighting game had existed since before the fall of Midway Games , the original publisher for the Mortal Kombat series .. fighting. fighting game. RPG. Role-playing video game. Midway Games. Midway Games. Mortal Kombat. Mortal Kombat. Director Ed Boon also sought to incorporate gameplay mechanics used by multiplayer shooter games , such as personalization , character creation , loot , and leveling up , into the fighting game genre , which led to the development of the Gear System .. Ed Boon. Ed Boon. multiplayer. Multiplayer video game. fighting. fighting game. Injustice 2 's storyline centers around Batman and his insurgency 's attempt to restore society after the fall of Superman 's regime ; however , the arrivals of the newly formed supervillain group `` The Society '' and the alien Brainiac force Batman to consider freeing the imprisoned Superman to help combat the threats .. Superman. Superman. The Society. Secret Society of Super Villains. Brainiac. Brainiac ( comics ). The game received positive reviews from critics , who praised its story , presentation , improved gameplay mechanics , abundance of in-game content , and character customization options , while criticizing its random loot and microtransaction systems .. microtransaction. microtransaction
related.