This ability alone will likely make Ozai playable in some lists, particularly those that lean heavily on infinite mana combos
An Equipment creature with reconfigure can be attached to creatures by effects other than its reconfigure ability, such as the activated ability of Brass Squire
For 2 mana, this is a lot more tolerable, and you could even get some good value out of the sorcery side of this card
Which leads me to the next most important part of this deck Dropping Anchor At Key Locations The locations in this deck also encourage combat, with the new Skull Rock - Isolated Fortress giving your characters +1 power while gaining you 1 lore each turn if a pirates present
Doubling your mana puts you leaps and bounds ahead of your opponents, especially considering that this excellent green planeswalker protects itself and pressures your opponent by animating lands
For one colorless, one black and one green, however, Polukranos can can fight another creature, so you can bounce this thing around the opposition