The Umbreon ex Special Art Rare from Prismatic Evolutions is a prime example
Solitary Confinement Solitary Confinement works similarly to Immortal Coil as a powerful defensive card that requires a build-around, but this white enchantment is far easier to maintain and lacks any drawback if you run out of fuel
Card Set(s) -PARAMOUNT WAR- [OP02] CARD VIEW OP02-059 | UC | CHARACTER Boa Hancock Attribute Special Block icon 1 Type Impel Down/The Seven Warlords of the Sea/Kuja Pirates Effect [When Attacking] Draw 1 card and trash 1 card from your hand
So while the Equipment deck is fairly well-supported, the "Power 7+ Matters" theme is mostly relevant only because of our commanders, Cloud, Ex-SOLDIER and Tifa, Martial Artist, which reward you for boosting their power to 7 and have a starting power of 4 which is high enough to quickly reach the goal with a single Hero's Blade for example
These are affordable, protective and a the best way to store your cards comfortably, and effectively