A new challenger appears!!
Its the BPS MAX, just like the power pad the NES Max was a third party controller for the Famicom, the B and A are not concave and they feel more responsive compared to the NES MAX. Update to follow...
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Ah, so you found the secret room, eh? Bask in the glory of a Mario Trilogy, a Pair of Zeldas and a Sextet of Megamans. Yes this is the little grey box that could and continues to do. What lies ahead is entirely up to you. YOU DECIDE