Last week, in front of thousands of fans at Chase Center, the Golden State Valkyries introduced their new mascot: a glasses-wearing purple raven named Violet, who hopped onto the court at halftime of their game against the Connecticut Sun and quickly won the hearts of Valkyries’ supporters. Violet stirred up a big reaction on social media. Users on Reddit commented that she has a “charming name” and is “undeniably cute.” She doesn’t come across as a total copy of Ellie, the popular elephant mascot of New York Liberty who is also a dance star. If Ellie is the edgy “cool...