Being powerful, interesting, and unique, Edward Kenway fulfills all the criteria for being a good Commander
Rishkars Expertise Rishkars Expertise is often seen as a late game card, due to its 6 mana cost
Once you hit the mid-game, its very difficult for someone to stop you
Since you'll be casting Dragons repeatedly, the best kinds for a deck like this are ones with powerful enter the battlefield effects, like Thunder Dragon
You can absolutely run Toski as a kindred-based deck, especially since Toski will help keep your hand full and can benefit from effects that boost its power and give it trample, letting you constantly push combat damage thanks to its indestructibility
The upcoming Final Fantasy Magic set has been in the works for many years, so it makes sense that its final design looks a lot different to its first