Canberra blew a 16-0 half time lead to lose the club’s fifth consecutive game, with Newcastle staging a comeback to win 24-16 in Wagga Wagga on Saturday.
It was the Kinghts’ biggest comeback since 2014 when they beat Cronulla from 18-0 down.
The Raiders have conceded 93 points and scored only 8 in second halves this season.
They have only won three games from nine starts this year.