The Black Cats are just two points above the drop zone.
“I think it is a must-win situation and we know how big the game is going to be for us,” Sbragia told Sky Sports News.
“We know Hull will be very difficult but we feel we have got enough to possibly get something from the game and we are encouraged by the performance last week.
“We know it is a different game, different opposition and we can’t take them lightly and we have to have the same focus we had against Manchester United.”
