If it is based in Marxism then it is a complete bastardisation of it. The Anti-GG side are by Marx's definition the upper-class parasites living off the game industry. So not only are they utilising the absurdities in Marxism, they have gone double absurd by reclassifying themselves as the underdog being exploited by parasites, whereas in reality they are now the very model of a defunct parasitic infestation of hangers-on, brown-nosers, and bullying leeches.