For me that is $PCX (xchain) they will be the bridge between $DOT and $BTC and $KSM and $BTC.
they are the only one providing this and patented the technology.

DYOR but you will see this has a lot going for it and is not just a pump and dump coin but a coin with the potential to become top 20 from this low cap it has today.
Short ter = 10X
Long term = 500X - 1000X

Kind Regards