From there, it's just a matter of finding a repeatable way to commit crimes, perhaps with a Blood Artist or Mayhem Devil
Though that flexibility is a benefit of the mechanic, it can lead newcomers astray into making non-synergistic decks simply because they're given more room to play in
I have a number of other projects in mind that I could document and turn into guides if you want to see them
But the specific combination of elements that FINAL FANTASY pioneered was massively influential in the development of the RPG genre
To fill up your graveyard, Celes, Rune Knight and Mog, Moogle Warrior arrive with potent effects that get creatures into your graveyard, with the Celes also being her own wincon and value engine with her ability to grow your whole board every time a creature enters from your graveyard
So be sure to read them all to get a grasp on what cards look to be impactful and what cards you should be chasing after