The Blues gain a trio of top players, while the Pies lose two key pillars ahead of Thursday night's blockbuster at the MCG.

See below the ins and outs for Round 6.

Carlton v Collingwood

Carlton

IN: J.Weitering, W.Hayward, H.Dean

OUT: W.Derksen (Omitted), J.Boyd (Omitted), H.O'Keeffe (Omitted)

Carlton

IN: E.Allan, W.Hayes

OUT: S.Sidebottom (Injured), J.De Goey (Injured)

Geelong vs Western Bulldogs

Geelong

IN: M.Blicavs, P.Dangerfield, J.Martin

OUT: M.O'Connor (Suspension), G.Miers (Injured), B.Close (Managed)

Western Bulldogs

IN: L.Jaques, T.Liberatore, W.Lewis

OUT: C.Budarick (Injured), H.Gallagher (Injured), J.Dolan (Omitted)

Sydney v GWS Giants

Sydney

IN: A.Sheldrick

OUT: D.Rampe (Managed)

GWS Giants

IN: H.Rowston, T.McMullin, L.Aleer

OUT: B.Daniels (Managed), A.Cadman (Injured), S.Coniglio (Injured)

Gold Coast v Essendon

Gold Coast

IN: C.Petracca, B.Humphrey, J.Rogers, O.Adams

OUT: S.Clohesy (Omitted), L.Gulbin (Omitted), N.Anderson (Illness), A.Davies (Omitted)

Essendon

IN: S.El-Hawli

OUT: J.Prior (Managed)

Hawthorn v Port Adelaide

Hawthorn

IN: W.McCabe, C.Dear

OUT: M.Chol (Injured), J.Gunston (Injured)

Port Adelaide

IN: C.Moraes, D.Visentini

OUT: J.Lukosius (Injured), J.Watkins (Omitted)

Adelaide v St Kilda

Adelaide

IN: J.Butts, H.Bond, C.Edwards, L.Pedlar

OUT: J.Borlase (Omitted), J.Dawson (Personal Reason), J.Soligo (Injured), M.Hinge (Injured)

St Kilda

IN: L.Stocker

OUT: A.Tauru (Managed)

North Melbourne v Richmond

North Melbourne

IN: L.Dovaston, B.Scott, T.Pink, J.Konstanty

OUT: Z.Banch (Omitted)

Richmond

IN: H.Ralphsmith, S.Ryan, P.Retschko, K.McAuliffe, Z.Peucker

OUT: L.Trainor (Omitted), J.Hopper (Managed)

Melbourne v Brisbane

Melbourne

IN: B.Laurie, X.Taylor, M.Jefferson, M.Heath, J.Henderson, L.Kentfield

OUT: C.Salem (Injured), T.McDonald (Omitted), J.Melksham (Injured)

Brisbane

IN: N.Answerth, Z.Zakostelsky, J.Tunstill, S.Brain

OUT: D.Zorko (Injured)

West Coast v Fremantle

West Coast

IN: E.Yeo, M.Murdock, J.Cripps, R.Maric, M.Flynn

OUT: J.Graham (Injured), D.Robertson (Injured)

Fremantle

IN: H.Young, M.Cox, N.O'Driscoll, B.Walker, M.Frederick

OUT: J.O'Meara (Injured), S.Darcy (Injured)