However, it must also be remembered that shes the Cerulean Gym Leaderand of all Gym Leader cards in the Trainer Gallery, the CSR card from Battle Region [S9a] that features her Starmie V is the clear standout
BGS might assign subgrades like centring 10, corners 9.5, edges 9.5, surface 8.5, resulting in an overall 9.5 or 9
Your Ring cant be stolen or destroyed, and will remain in effect for the rest of the game once it has been made
There are exceptions to this rule, but for the purposes of our explanation, we'll write those off (if a card has neither a weakness nor a resistance, it's not exactly good for explaining the concept!)
These rates are community estimates, not officially confirmed by BANDAI
WotC has a special design team called Play Design, which is mainly responsible for playtesting MTG formats, including Limited and Constructed (mainly Standard)