Mechanically, a 5/5 for four mana was considered the pinnacle of efficiency in 1993, though its been power-crept since
You want every dual land on offer and the ones that come in untapped, particularly those than can give any colour on turn one, are some of your highest picks and most important cards
Hushwing Gryff doesnt have to be in a tier one deck to go up in value, it just has to prove itself as a cog in multiple formats
Building to the greatest strengths of a commander, even in unexpected ways (see also: infect) can make a deck shine and even become one of our favorite decks to pilot
On top of that, if you sing once a turn Cinderella can take your opponent's new characters by surprise
I think its a nice way for kids to find friends who are into the same hobby