As for going wide, Regal Caracal from the Amonkhet block is a fine start, a 3/3 that gives all friendly Cats +1/+1 and lifelink, making damage races easy
*Historical figures in the set are interpretations of those figures as characters from the Assassin's Creed franchise and their depictions are not meant to reflect historical accuracy
Totentanz, Swarm Piper gives you an opportunity to break the mold to try Rakdos Rats Obyra, Dreaming Duelist is a win condition in Faerie decks, but secretly just a good Commander
White gets much more defensive and begins doing things to slow down the game
Flare of Fortitude lets you sacrifice a nontoken white creature instead of paying its cost, and in return, it gives all your permanents hexproof and indestructible until end of turn, while also locking your life total