The day Gabriel Agreste screwed up

Hawkmoth has won. He now has a wide range of superpowers at his disposal. Will the terrorist use the Rabbit to travel back in time to save Emilie? Maybe the Rooster to give himself omnipresence and discover the identities of Ladybug and Chat Noir? Or will Hawkmoth come up with such an outlandish plan that he will end up getting the city into the biggest mayhem of its history?