how to remove my credit card from my discord banned account

dear god can someone tell me a way that i cn remove my credit card from my disabled nitro account? the story is my account got disabled by discord and i tried appealing, deleting , removing my info, and still they dont wanna do anything about it, it seems they lack care, i sent them litterally more than 10 emails, will my credit card be removed if i put that same one in another acccount? and wil contacting my bank about rejecting charges rfom discord will do anything? 

please help me