Go-Shintai of Boundless Vigor, Creature - Enchantment Shrine, only counts itself and its reinforcements for the buff. The text says +X/+X, X is the number of Shrine cards I control, including their reinforcements.
Hello raz, Thank you for all the information provided, this issue will be investigated! If you have any additional information that you consider relevant, please don't hesitate to send me 😊 Rebeca.