The impact of COVID-19 has been felt both off the pitch and on it, in another campaign where indifferent form has seen another change in the Black Cats dugout.
The departure of Phil Parkinson and the arrival of Lee Johnson has unsurprisingly seen some changes in the matchday squads, and it still feels as if there are places up for grabs as the second half of the season begins.
So who is enjoying a strong campaign, and who has work to do between now and May?
Phil Smith takes a closer look at every senior player and their campaign so far...
So who is enjoying a strong campaign, and who has work to do between now and May?