Who has the most hours in one game?

Who has the most hours in one game?

Most Playtime Ladder (Worldwide) # Steam ID Playtime (H) 1 Tuong Do 2,086,760 2 WoogieMonsutā 2,018,449 3 AERViANCE 1,814,395 4 FateZero 1,735,869 75

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