You should see it at checkout and the general details are here
I personally play a minimum of 6 cards and a rough maximum of 10, with the caveat that commanders like Lord Windgrace are going to require more than commanders like Kinnan, Bonder Prodigy
Combine a Cloudstone Curio, Phyrexian Altar, Life Finds a Way, mana, and a nonartifact creature token, and you can make token copies of your creature through population, then the Altar uses a neverending resource to pay for the Dreadnought again
Ruby is one of the least-represented Inks so far, but with both Rapunzel, Letting Down Her Hair and Aladdin, Heroic Outlaw both sharing an ability that removes lore from opponents, we're starting to get a better idea of what it is capable of
The Final Fantasy set is a crossover set, a part of Magic: The Gathering's Universes Beyond product line
Handing out flying is pretty useful in a dedicated vehicle deck, and it's 3/1 stat-line is pretty useful for 2 mana for a deck that wants to crew and mount things anyway