In 2015 I created the worlds first Spokesgoddess. And she crushed it. The valuation of Machine Zone ("Game or Wars" parent company) went from $1 billion to $3 billion after the year long campaign.
The campaign culminated in a Super Bowl spot during the England Patriots vs. Seattle Seahawks game. Patriots won.
Here’s an article on how effective the campaign was.
https://www.cinemablend.com/games/Kate-Upton-Game-War-Ads-Were-Unbelievably-Effective-71131.html