Well i play the game and i watch some things, sorry, i can´t say more

-New Character
A poison leader, she is a girl called Arsenna and have a Venusaur, a Drapion and a new poison snake, she is a acquaintances of Sonia and Leo

A character that dress like a Decidueye, you find him varios time during the adventure, he give us a TM the second time, I don´t know what is him function

New Forms
Regional Golduck is Psychic/Poison
Regional Dustox is Bug/Ghost
Lucario had a Gigantamax form and its quadruped

New Pokemon

-The new poison snake is a one of the pseudo of Galar, The final forms is a long snake with a little head in his tail that bite his own body

-A strange wizard of ghost/rock type is cute but don´t seems like a pokemon