This is represented very well by cards like Dread Return or Beacon of Unrest as well as unearth mechanics
It tells the story of the autograph and that to me is just as fun as the autograph itself
If its user activates a Spell or Trap card while it's in the Graveyard, its controller can Tribute a Spellcaster Monster to add Magician's Rod back to the Hand
These symbols can be small and easy to miss
What I want to do is to build up a nice Commander kill with my background, it's +1/+1 counters, and then equipment, and then in my post-combat phase, cast a mass sweeper to keep Durnan alive, and then later the creature
It might not be as flashy as Skull Guardian, but its a great way to get the card out if Saffira ends up in the graveyard