Some of the smaller creatures with "if you descended this turn" might prove to be very good in Limited formats, but my focus is usually on commander and my bias is going to show up in the cards I choose to put in the spotlight
Technically, you could also choose land, but lands are never cast, so doing so would have no effect
5 Enlightened Tutor A one-mana tutor for any enchantment or artifact in your deck is fantastic
Rory is good value for a legendary creature, coming in as a 3/3 with not one but two relevant mechanics for just 2 mana, but Amy is the real star of this team
In the Warhammer 40k precons and The Lord of the Rings set, we were introduced to the "squad" mechanic, which allowed the caster to pay the squad casting cost multiple times to create identical copies of the creature, similar to the multi-kicker from Worldwake
She makes each enchantment in your hand have Miracle , and the Miracle cost is equal to the mana cost of that enchantment, reduced by four colorless mana