Ive seen a few games and she seems extra frustrating, but I can also see the desire to put together a genuinely hard-hitting commander for such an under-represented creature type
Fable has been turning up all over Standard, of course, but it has also made it back as far as Red-based Prison and Stompy decks in Legacy (and some people have even been trying it out in Vintage)
Magic and Transformers HasCon 2017 The first Transformers -themed Magic card was a double-faced Grimlock card included in the HasCon 2017 Magic promo set, along with fellow Hasbro-themed cards "Nerf War" and "Sword of Dungeons and Dragons"
You won't feel like you've been set too far back if she gets sent back to the command zone, and since she isn't a major threat she's likely to hang around for a while generating energy before someone finally takes her out
Vial Smasher deals damage equal to that spell's mana value to that player or a planeswalker that player controls
Lightning Bolt is still the gold standard for burn efficiency in formats that allow it