WWE has finally acknowledge that Frankie Kazarian has left the company, in a rather unusual way.
In the Fantasy game section of WWE.com (https://www.wwe.com/play/fantasy/) the following note has been posted:
Frankie Kazarian and WWE have parted ways. We suggest you don't pick him for your roster.
Kazarian's profile has also been removed from the Smackdown superstars section on the website.