Debutant’s delight: Armstrong steps up for battered Knights in nail-biting win over Dolphins [Video]

There is only one Kalyn Ponga but Newcastle have shown they won’t be shot ducks while their Dally M Medal winner is out with a long-term foot injury. 

Unheralded debutant David Armstrong dazzled for the Knights in the No.1 jersey at Suncorp Stadium on Sunday as the visitors recorded a much-needed 18-16 victory by holding off a late Dolphins charge. 

The 23-year-old scored the opening try of the match as part of an impressive first outing at NRL level, running for 180 metres, including 127 on kick returns. 

Armstrong scorched across the turf off a Jackson Hastings inside ball to give Dolphins captain Jesse Bromwich no chance of getting his paws on the flying fullback to open the scoring.

And he came up with an acrobatic leap to not only defuse a Dolphins bomb at a crucial stage of the second half but reutrned the ball to near halfway to …