PM3 Commands Reference (Iceman Firmware):

Main Help

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Current command:
hf mf supercard --help

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Extract info from a `super card`

usage:
    hf mf supercard [-hr] [-u <hex>] [--furui]

options:
    -h, --help                     This help
    -r, --reset                    Reset card
    -u, --uid <hex>                New UID (4 hex bytes)
    --furui                        Furui detection card

examples/notes:
    hf mf supercard                -> recover key
    hf mf supercard -r             -> reset card
    hf mf supercard -u 11223344    -> change UID