The only problem is that you run out of codes very quickly
You want a simple, straightforward deck You want a competitive deck that wins easily and consistently You like the idea Shapeshifting to victory but want something more competitive (play Lazav, the Multifarious) If you're interested in a janky Johnny deck packed with weird, unique interactions not seen anywhere else, then Volrath, the Shapestealer is the commander for you
The higher the combined stats, the wider the range of creatures you can tutor directly into play, which leads to more mana to cast even bigger creatures
Many frog commanders play in spaces that tie into having lands in your graveyard, whether youre sacrificing them to The Gitrog Monster or milling / surveilling them with Grolnok, the Omnivore or Glarb, Calamity's Augur
Although its not as ubiquitous in the format as a few other key artifacts, it still demands a high price as an artifact that makes more mana that it costs