SYDNEY, AUSTRALIA - APRIL 24: Zac Langdon (L) and Phil Davis (R) of the Giants take part in a drill during a GWS Giants Training Session at WestConnex Centre on April 24, 2018 in Sydney, Australia. (Photo by Matt King/Getty Images)

GWS forward Zac Langdon will take no further part in his side's clash with Brisbane after injuring his knee in the second quarter.

The 22-year old has had a poor run of luck in 2018, returning against the Lions after a three-game absence with a broken hand.