Overkill is a nice, clean answer to just about everything in Final Fantasy Limited, and its even splashable
but not just any creature token, a creature token that was a copy of an existing Magic card
It could also have a home as a sideboard card against decks with creatures and walkers where life does not matter as much, but this is hard to say without testing
Currently, Disney Lorcana limits deck-building to two ink colors
(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