[Quickcast]
If there are one or more magic counters on each J/ruler you control, cancel all spells and activate or automatic abilities your opponent controls, then if there are seven or more magic counters on J/ruler you control, destroy all non-magic stone, non-addition entities your opponent controls.
[Mastery] "Reflect, Resident of Wanderers' Castle" and "Refrain, Resident of Wanderers' Castle"