I have to say, this full set properly dives into the main Final Fantasy games and rewards you for having played both
Elrond, Lord of Rivendell Marcy: I don't know if I love Elrond as a commander, as I think he works better as a piece in a Galadriel / Arwen scry Elf style deck, but even without being in an Elf themed deck, Elrond is a pretty solid card that just produces good value
Being able to hit both artifacts and enchantments is nice too as many of the white, green and red creatures that deal with awkward permanents only hit one or the other
Let it stick around for any longer than that, and it'll destroy something else, draw some cards, and blast each opponent for a large amount of damage, all while being a flying 9/9 that dominates the board
ETB Card Draw Ive already mentioned some cards that draw when they enter the battlefield, but there are others that impact the entire board by letting you draw a card whenever a creature enters
For Kristoff, that condition is how many songs you have in your discard, which is very on brand for Amber