If Apple billed you for SuperGrok and you want a refund, visit...

https://www.golf-bookmarks.win/if-apple-billed-your-supergrok-subscription-visit-reportaproblem-apple-com-to

If Apple billed you for SuperGrok and you want a refund, visit reportaproblem.apple.com to request it. Navigate to iOS Subscriptions for the SuperGrok purchase