Activate only as a sorcery.
The crystal grants them a portion of its power, and with it, these Warriors of Light must stop the oncoming flood of darkness
While its possible that everyone is way off the mark, I wouldnt put it past Wizards to set up a tease like this
DISSIDIA FINAL FANTASY NT launches on January 30, 2018
Cards from the Commander sets also have themes regarding counters and moving counters around, given the context of the Counter Blitz Commander precon
Magic: the Gathering - FINAL FANTASY Starter Kit includes: 2 pre-constructed decks, 2 deck storage boxes, 1 play guide, 4 double-sided tokens (2 each deck), 2 double-sided quick view cards (turns sequence/attack and blocks) for reference, and 2 unlocked codes for use with MTG Arena