Six mana is a lot, but if this sticks around for a turn or two youll get way more than that in value
At heart, Im a spiky tournament player who likes control and prison decks
The curve's too high, you don't have enough ramp to support a deck like this, and none of the potential commanders are supported properly

Alternate Frame Unglued Symbol - Test Prints Alternate Frame 8Th Edition Judgment Symbol - Test Prints Alternate Frame 8Th Edition Unglued Symbol - Test Prints Alternate Frame 8Th Edition Legions Symbol - Test Prints Battle of Zendikar - Test Prints Beta With Hologram - Test Prints Exodus Black Border First Series - Test Prints Exodus Oath of Lieges Black Border Second Series - Test Prints Exodus Mana Breach Black Border Second Series - Test Prints Exodus Plaguebearer Black Border Second Series - Test Prints Exodus Fighting Chance Black Border Second Series - Test Prints Exodus Survival of the Fittest Black Border Second Series - Test Prints Exodus Pygmy Hippo Black Border Second Series - Test Prints Exodus Memory Crystal Black Border Second Series - Test Prints Exodus City of Traitors Black Border Second Series - Test Prints Exodus Silver Border Second Series - Test Prints Fifth Dawn (New Over Foil Coating) - Test Prints M12 - Test Prints M15 - Test Prints Revised Color Border - Test Prints Revised / Fourth Edition - Test Prints Stronghold (Specimen Back) - Test Prints Tempest - Test Prints Test Prints Textless Summer Color - Test Prints Test Prints German / French Copyright - Test Prints Test PrintsTest Printing - Test Prints White Foil - Test Prints

In Feline Ferocity , the Equipment theme actually has cards that compliment both the Go Tall and Go Wide strategies
Accorders Shield is worth pairing with Eye of Nidhogg, as it not only gives your creature +0/+3 but also gives it vigilance allowing your creature to be just as valuable defensively as it is offensively