Grave Betrayal Being able to actively (and free of charge) take a profit from every combat trade, spot removal spell, or board wipe where creatures are destroyed is actually crazy good particularly when theres three peoples worth of stuff to steal, and three other peoples worth of removal flying around
While these are pretty attractive in the starter decks, I would definitely look to replace them once you upgrade your own deck, and Nani is a great option if you like the powerhouse bodyguard route
It just doesn't look that good particularly Liliana's purple, ghoulish frame and whatever Basri's got going on
You won't get to draw a card and discard a card
The upcoming Magic: The Gathering Final Fantasy collection of cards is doing more than just relying on peoples love of classic characters like Cloud Strife, Tifa, and Aerith to get people interested