Better to proxy a deck and realize you don't love it than to spend a bunch of money on a deck and realize you don't love it.) Cards to Consider EDHREC shows us a lot of popular cards with impressive percentages, but there are cards out there with lower percentages that could stand to see some more play
Some other fun toys in your colors I quite like include Mirari's Wake, Mirri, Weatherlight Duelist, Privileged Position, Lavinia, Azorius Renegade, Linvala, Keeper of Silence, Yosei, the Morning Star, Exalted Angel, Sublime Archangel, Eiganjo Castle, Council's Judgment, and Questing Beast
Not only do you get to find the biggest creature, be they dead or in your library, they will get at least 10 extra power, alongside all of your creatures, and be able to attack immediately
Still, it's fabulous, so who cares