Last but not least, there's always some degree of personal preference
What this means is that Timmy cards have a broader range from a mana cost perspective
What I mean by that is, if I released a new pack of CFDF cards - don't think you've gotten away from that analogy just yet - and one particular character card dominated 80 or 90% of competitive decks, then power creep can be a good thing, diluting the potency of the offending card by way of newer, more powerful alternatives, or counters
I fondly remember when Shards of Alara first came out and all I wanted was a crispy Elspeth, Knight-Errant from that set
Something particular about this mythic will need to come through for it to really hold any value
Banlist History Restriction changes recorded for Bloom Diva the Melodious Choir