Just play the fun cards and Ovika will provide the win condition
Our own Nigel built around her here (Brewing Budget Commander with Baylen, the Haymaker | Article by Nigel Kurtz (coolstuffinc.com))
(I know, ramping is not the best thing to do when you already have a lot of mana, but its better than nothing, and it also lowers your chances of drawing more lands.) Besides, these are artifacts, and there are plenty of ways to leverage them in other ways in the set
With so many Heroes in this deck, Anna Braving the Storm helps that win condition with more Lore and is a Queen for the theme
Overkill is a nice, clean answer to just about everything in Final Fantasy Limited, and its even splashable
With the release of The Brothers War, the Soldier creature type got a huge boost in support with cards like Harbin, Vanguard Aviator and Siege Veteran