The Shoryuken ability is the interesting bit here: whenever Ken deals combat damage, you can play a sorcery with mana value equal or less than the damage dealt from your hand without paying its mana cost
We receive high levels of buylists
One could argue that Sapphire is going to be one of the best colors in the set 7 meta because of cards like these and others, all providing good combos with existing cards and deck archetypes
Cards like Imperial Subduer show how they were inspired by the exalted ability
Combine this with the white in Nihiloors colour identity, allowing easy access to blink effects that can steal even more creatures, and you have a disruptive threat that will annoy your opponents to no end
He also suppresses his trauma including everything that happened with Nibelheim, Jenova, Sephiroth, and Zack until hes forced to remember during Final Fantasy 7