Accurate information is not confirmed regarding the existence of a football (soccer) club named Mumbai Marines FC as a recognized professional or semi-professional team in Indian football leagues or official football governing body records. The term "Mumbai Marines FC" does not appear in reliable sources or official databases such as those maintained by the All India Football Federation (AIFF), the Indian Super League (ISL), or the I-League.
It is possible that "Mumbai Marines FC" could refer to an amateur or youth football team based in Mumbai, Maharashtra, India, or to a proposed or defunct club that did not achieve formal recognition. Alternatively, it may be a fictional or hypothetical team name used in media, gaming, or promotional contexts. The name combines "Mumbai," India's financial capital and a major metropolitan city, with "Marines," a term often associated with naval forces and sometimes used in sports team names to evoke strength and resilience.
Due to the lack of verifiable sources, further details such as founding year, league participation, achievements, or organizational structure cannot be confirmed.