The Keeper of Favorite Cards
Legendary Creature — Human Soldier, {2}{W}
Oracle Text
When The Keeper of Favorite Cards enters the battlefield or attacks, name a nonland card and write it on your favorites list for this game. (You can have limitless favorites.)
Your favorite creatures get +1/+0.
Whenever you cast a favorite noncreature spell, create a 1/1 white Soldier creature token.