Akira stands in Playmaker's way, promising to bring closure to the Lost Incident/Hanoi Project and attempts to convince him to give up on the idea of revenge, let go of his past hurts, and enjoy his present, normal life in happiness
Keepsake Gorgon: I guess it will be OK in some situations
Interestingly, about one in 8 Collector Boosters will have a mythic of some kind in slot 4, but because theres so many variants, each individual one will be quite rare
Demon Packs appear at roughly 1 per 1020 cases (120240 boxes)
Best guess is that it includes some assortment of Play boosters and Collector boosters, and a smattering of promo cards
My verdict: The Sapphire & Steel Deck is best for duelists who prefer a defense-heavy, resource-driven playstyle that wins through stability and strength