While you can just quest the card to gain two lore, Aladdin, Heroic Outlaws Daring Exploit ability allows you to not only gain two lore, but force your opponents to each lose two lore, whenever you banish a character on your turn using the card
The Final Fantasy Commander and Final Fantasy Through the Ages cards are legal in EDH, Legacy and Vintage and formats in which they are already legal
Special features include: Saga Creatures Summons are making an appearance in this set, as part of Magic: The Gatherings first-ever Saga creatures
There are extra incentives beyond this for repeat pre-release goers, like a velvet dice bag for second-time pre-releasers, but the d10 is a huge question mark right now
So, overall, both in terms of the card itself and its in-game utility, you can see why Mufasa is so sought after