How many shuffled decks do you need to with 99% confidence determine if I used say Mersenne Twister or a hardware-based RNG? edit: I know MT has a rather large

How many shuffled decks do you need to with 99% confidence determine if I used say Mersenne Twister or a hardware-based RNG? edit: I know MT has a rather large state, but it has some issues. Alternatively what about say one of the 128bit state PCG generators?