expert advice needed.

[TheBeatles]

2 trades to go and have swan on bench - want to keep him there for next games when i make it.

mids:
Lids (there with swan on bench - Baguley DDP in defence), Selwood, Thompson, Ablett, Pendles, Boyd
Fwds:
Buddy, beams, Robbo, Danger, Zorko, Sidey, Martin.

Looking to trade martin to johnson this week as next opponents have him and want to null this bloke out in case he goes bang and Martin spuds it.
Who does Jones tag this week - v Selwood or  S Johnson????

Good trade????