[
  {
    "appid": 1580180,
    "previous_appid": 1066260,
    "developer": "doinksoft",
    "name": "Gunbrella",
    "previous_name": "Devolver Bootleg",
    "judgment": "unclear",
    "note": "Anthology versus one action game: no single previous core loop to compare."
  },
  {
    "appid": 2288470,
    "previous_appid": 814370,
    "developer": "moi rai games",
    "name": "Aethermancer",
    "previous_name": "Monster Sanctuary",
    "judgment": "related_variation",
    "note": "Monster collecting and turn-based party play persist; exploration/run structure changes."
  },
  {
    "appid": 3407390,
    "previous_appid": 1485590,
    "developer": "AMPLITUDE Studios",
    "name": "ENDLESS Legend™ 2",
    "previous_name": "ENDLESS Dungeon™ - Definitive Edition",
    "judgment": "major_activity_change",
    "note": "Tactical action to 4X; shared ENDLESS identity can remain."
  },
  {
    "appid": 2005010,
    "previous_appid": 1569200,
    "developer": "Auroch Digital",
    "name": "Warhammer 40,000: Boltgun",
    "previous_name": "Brewmaster: Beer Brewing Simulator",
    "judgment": "major_activity_change",
    "note": "Brewing simulation to licensed FPS."
  },
  {
    "appid": 3315330,
    "previous_appid": 2281410,
    "developer": "iFAction Studio",
    "name": "Big Winner",
    "previous_name": "River Town Factory",
    "judgment": "major_activity_change",
    "note": "Factory management to lottery/card systems."
  },
  {
    "appid": 2486820,
    "previous_appid": 2513280,
    "developer": "Sonic Team",
    "name": "Sonic Racing: CrossWorlds",
    "previous_name": "SONIC X SHADOW GENERATIONS",
    "judgment": "major_activity_change",
    "note": "Platforming to racing while retaining Sonic identity."
  },
  {
    "appid": 2121980,
    "previous_appid": 809020,
    "developer": "System Erasure",
    "name": "Void Stranger",
    "previous_name": "ZeroRanger",
    "judgment": "major_activity_change",
    "note": "Bullet-hell shooter to Sokoban-like puzzle adventure."
  },
  {
    "appid": 2082410,
    "previous_appid": 746580,
    "developer": "RocketPunch Games",
    "name": "Anomaly Collapse",
    "previous_name": "HARDCORE MECHA",
    "judgment": "major_activity_change",
    "note": "Mech action-platforming to turn-based squad strategy."
  },
  {
    "appid": 1710100,
    "previous_appid": 1021770,
    "developer": "Wanba Studio",
    "name": "Bing in Wonderland",
    "previous_name": " Wanba Warriors",
    "judgment": "major_activity_change",
    "note": "Versus fighting to PvE roguelite combat."
  },
  {
    "appid": 1498570,
    "previous_appid": 2322440,
    "developer": "SNK CORPORATION",
    "name": "THE KING OF FIGHTERS XV",
    "previous_name": "METAL SLUG ATTACK RELOADED",
    "judgment": "major_activity_change",
    "note": "Tower defense to fighting; store chronology warrants separate prior-release check."
  },
  {
    "appid": 1647920,
    "previous_appid": 600130,
    "developer": "Steel Mantis",
    "name": "Valfaris: Mecha Therion",
    "previous_name": "Valfaris",
    "judgment": "major_activity_change",
    "note": "Action platforming to side-scrolling shooter, explicitly the same fictional sequel."
  },
  {
    "appid": 2489670,
    "previous_appid": 1556980,
    "developer": "岛叶游戏",
    "name": "The witch and the bottle of concepts",
    "previous_name": "Internet Generation",
    "judgment": "related_variation",
    "note": "Both descriptions/tag sets retain action and story; degree of loop change uncertain."
  },
  {
    "appid": 2078450,
    "previous_appid": 396900,
    "developer": "Caged Element",
    "name": "Warhammer 40,000: Speed Freeks",
    "previous_name": "GRIP: Combat Racing",
    "judgment": "related_variation",
    "note": "Combat racing remains the central advertised activity."
  },
  {
    "appid": 2719130,
    "previous_appid": 1375870,
    "developer": "YEARS",
    "name": "东方裁判梦~Rookie Attorney Legendry",
    "previous_name": "川建国同志想要连任/Comrade Trump's Re-election",
    "judgment": "unclear",
    "note": "Political simulation versus detective narrative; short pitches insufficient to compare actual core interaction."
  },
  {
    "appid": 1693980,
    "previous_appid": 1222730,
    "developer": "Motive",
    "name": "Dead Space",
    "previous_name": "STAR WARS™: Squadrons",
    "judgment": "major_activity_change",
    "note": "Starfighter simulation to survival horror remake."
  },
  {
    "appid": 2296550,
    "previous_appid": 1018830,
    "developer": "Element Studios",
    "name": "Axon TD: Uprising - Tower Defense",
    "previous_name": "Element TD 2 - Tower Defense",
    "judgment": "related_variation",
    "note": "Both tower defense; map expansion is a new mechanic within it."
  },
  {
    "appid": 292000,
    "previous_appid": 1824220,
    "developer": "Torn Banner Studios",
    "name": "No More Room in Hell 2",
    "previous_name": "Chivalry 2",
    "judgment": "major_activity_change",
    "note": "Competitive medieval melee to cooperative zombie shooting."
  },
  {
    "appid": 1866120,
    "previous_appid": 725480,
    "developer": "Ludosity",
    "name": "Heartwood Heroes",
    "previous_name": "Slap City",
    "judgment": "major_activity_change",
    "note": "Platform fighting to multiplayer board game."
  },
  {
    "appid": 3251240,
    "previous_appid": 1956800,
    "developer": "White Star Studio",
    "name": "Skewer of Heroes: Bubble Survivors",
    "previous_name": "Thriving City: Song",
    "judgment": "major_activity_change",
    "note": "City management to action roguelite."
  },
  {
    "appid": 1953070,
    "previous_appid": 1658290,
    "developer": "NatsumeAtari",
    "name": "SD Shin Kamen Rider Rumble",
    "previous_name": "Eiyuden Chronicle: Rising",
    "judgment": "related_variation",
    "note": "Related side-scrolling action/RPG and beat-em-up structures."
  },
  {
    "appid": 3547010,
    "previous_appid": 1839880,
    "developer": "Tributary Games",
    "name": "Occlude",
    "previous_name": "King Of The Castle",
    "judgment": "major_activity_change",
    "note": "Multiplayer political party game to single-player solitaire/puzzle."
  },
  {
    "appid": 3494520,
    "previous_appid": 680420,
    "developer": "People Can Fly",
    "name": "Lost Rift",
    "previous_name": "OUTRIDERS",
    "judgment": "related_variation",
    "note": "Both multiplayer shooters; survival/building/extraction changes within a related broad activity."
  },
  {
    "appid": 2229940,
    "previous_appid": 1544020,
    "developer": "Striking Distance Studios",
    "name": "[REDACTED]",
    "previous_name": "The Callisto Protocol™",
    "judgment": "major_activity_change",
    "note": "Survival horror to isometric action roguelike; Black Iron Prison identity remains."
  },
  {
    "appid": 1769980,
    "previous_appid": 596970,
    "developer": "Failbetter Games",
    "name": "Mask of the Rose",
    "previous_name": "Sunless Skies: Sovereign Edition",
    "judgment": "major_activity_change",
    "note": "Exploration/roleplay to romance/visual novel; recognizable fictional setting/tone may persist."
  }
]