Dean Holden has substantially improved Charlton according to Exeter's manager. These remarks by opposition managers always look like an attempt to get some precautionary excuses in: https://londonnewsonline.co.uk/exeter-boss-outlines-where-dean-holden-has-dramatically-improved-charlton-athletic/
The CAS Trust preview notes that Exeter are good at scoring goals but also at conceding them: https://www.castrust.org/2023/02/to-exeter-with-a-slimmed-down-squad/
However, Exeter will be without top scorer and assist provider Jevani Brown because of an undisclosed internal disciplinary matter: https://www.bbc.co.uk/sport/football/64511859
I lived in Exeter for two years and never went to nearby St. James's Park.