Gen3 7 Byte UID changeable Magic Card with Mifare S20 Classic Mini Protocol.
The UID can be modified ONLY with an external device (PN532, PCR532, ACR122U, Proxmark3 RDV4, Proxmark3 X, and iCopy-XS).
The UID cannot be changed with NFC on Android or iOS devices.
Command to Change UID
By All-in-one PN532 or PCR532
The latest features of the MTools Lite app support modifying the UID of the Gen3 7 Byte S70 4K card via Bluetooth PN532 Reader.
MTools Lite App can be downloaded from Play Store and App Store.
The PN532 Reader can be customized with the Bluetooth module. See the tutorial below to know how to make PN532 work with Bluetooth.
By Proxmark3 RDV4, Proxmark3 X or iCopy-XS
hf mf gen3uid --uid 11223344
By ACR122U
Windows Program Download Link: PCSC_Mifare_Secure.
Notice: Google Drive may recognize the PCSC Mifare Secure program as a virus cause it can detect the USB devices which it’s necessary to connect the reader. Absolutely it’s a clean and powerful program. Download the zip file with the browser on PC.
This is just what I needed for my Disney Infinity collection!