Reach and trample are important, and X number of +1/+1 counters is basically standard hydra procedure, but I love that the counters go onto the card while it's an aura, then still count when it becomes a creature
Here are the lists of every Enchanted card released so far, organized by the set they are a part of
So Equilibrium when played correctly is going to slow down your creatures by a turn but at the same time a creature that isnt on the table cant attack you and you can really punish your opponents for cheating in creatures especially if you have a Leyline of Anticipation so I think its a valuable addition to your list
Instead of having lots of hoops to jump through to make Angels, all you need to do here is put an artifact into play
There is only one Shichifukujin Dragon card
The mana curve of the deck is rather high, with all your best spells on the higher side of casting costs