You may ask that by creating a support ticket with customer support as they manage physical account issues and community moderators cannot do anything about it. Please wait for 14 days maximum before asking here.
Communuty moderators ar enot linked with in-game customer support, please contact cuetomer support by tapping on file claim button. The maximum wait time for a reply is 14 days so patience is requested.
There is no confirmed details on that or a mode like that, you may keep and eye on #game-news for latest news about in game events, modes and many more.
My account was stolen and I submitted a complaint to customer service within the game, but they rejected the complaint, and I am 100% sure that all the information I provided in the complaint is correct.