If Apple billed your SuperGrok subscription by mistake, you can request a...

https://travispyuj085.raidersfanteamshop.com/why-is-supergrok-not-showing-in-my-apple-subscriptions-list

If Apple billed your SuperGrok subscription by mistake, you can request a refund at reportaproblem.apple.com. Go to your iOS Settings, tap your Apple ID, then Subscriptions, and find SuperGrok