Elton Douglas is a Minifigure from the LEGO 70425 Hidden Side series. He is also called El Fuego. Probably because he has a super truck with the same name. According to my sources he is a stunt driver and high school staff member in the town of Newbury.
LEGO Elton Douglas Minifigure appears in these sets:
70418 J.B.’s Ghost Lab (Possessed) (2019)
70421 El Fuego’s Stunt Truck (Stunt driver) (2019)
70425 Newbury Haunted High School (Regular) (2019)
Of all the characters, El Fuego is the only more main character to be both possessed and unprocessed. As a stunt Driver, he is known as El Fuego, at School it is Mr Elton.