If Apple charged you for a SuperGrok subscription and you want a refund, head...

https://telegra.ph/SuperGrok-Not-Showing-in-My-Apple-Subscriptions-List-Heres-Why--How-to-Fix-It-08-01

If Apple charged you for a SuperGrok subscription and you want a refund, head to reportaproblem.apple.com and sign in. Find your Subscriptions under your Apple ID settings on iOS, then select SuperGrok