If you have Commander decks in white that go heavy on populate or commanders that make tokens like Rhys the Redeemed or Marneus Calgar, be sure to include this card
Instead, it gives you an extra land drop every turn, an effect that's always appreciated
The FCA slot, FINAL FANTASY Through the Ages, has an array of cards, and heres the breakdown: Most interesting tidbit here is that the foils and nonfoils will have exactly the same amount in circulation from Collector Boosters, but nonfoils can be opened in Play Boosters
Combine Kain with something like Homeward Path, and you have an incredibly strong Commander engine
Its also quite helpful that land tutors like Prishe's Wanderings and Reach the Horizon grab towns directly
Couple this with the ablity to move all damage and potentially send a character to the discard pile, and it's easy to see why it's so valuable