From playing with the heroes such as Yuna, Wakka, and Auron, to even finding uses for the minor moments such as the traveling shopkeeper Oaka constantly asking you for money (though in MTG hes after your counters to exchange for drawing more cards)
Triggering your landfall payoffs not on your turn through Terrain Generator
I remember going to comic cons and buying the sealed boxes with the ponchos in for like 30, 35 a box, recalled Sam Pantellerisco, founder of online Pokmon card trader Chibi Collectables
Children can come up with values for HP (strength points) and attacks like Flame Throw and make their own invincible card
Virtually every quality card you need to make this work, such as Eternal Witness, Fact or Fiction, Solemn Simulacrum, Avatar of Woe, and many more
The card was awarded to winners of the CoroCoro Comic Illustration contest in Japan in the late 1990's but was never released in packs