A 2/1 for 1 is nice to have in such a deck, and Gas Guzzler becomes a repeatable sacrifice outlet that draws cards once you hit max speed
All of the cards in each of these scene boxes are pretty great though, not just FFIX
Ulamog cost 10 for a 7/7 that has ward sac two permanents to affect their board and a cast trigger to exile half of a foe's library
If you have multiples of Dragoons Lance and Red Mages Rapier (by far the most powerful of the equipment cards in terms of pressuring life totals early) and copies of Suplex or Slash of Light to force through those attacks, you can go all-in with finishers like Unexpected Request and Zidane, Tantalus Thief to steal games before the opponent gets going
The person who just struggled naturally putting Jund on board that hardcast a Charnelhoard Wurm , or the player that just cast Call the Coppercoats at instant speed before their turn and made 6 tokens, putting 6 more counters on their Champion of Lambholdt , triggering Sizzling Soloist 6 times