You WILL need:
1) A Nintendo Switch (Or Mobile App)
2) A Nintendo Switch Online Membership (Or Mobile App)
3) A Pokemon Home Premium Membership
These will be sent to your Pokemon Home, which you then can transfer to Sword/Shield when transferable.
After purchasing please send me your availability, thanks!
Please note: The Shiny version will not be usable in online battles or trades, but the non-shiny will be.