Gregphobia

A hatred or fear of GregTech, GregTech style Minecraft modifications or modification packs.

Person A: Hey you should try out GregTech: New Horizons! I heard it's challenging and fun.
Person B: No I don't want to play that, if anything, I don't want to play anything that required grinding, it wastes my time and i have better things to do.
Person A: You just have Gregphobia.