>>5058 (OP)
I actually don't know because I'm not very into carding, but they have lots of anti-fraud stuff, so I guess you'd convert it to xmr through a non-kyc exchange and then turn it back into fiat onto your own card. Nobody can see your MAC Address except you or software with layer 2 kernel access. And yeah use a vpn with webrtc set to false and a random time-zone or some shit.