WHO PULLS out the stops when they play against your club? Here are the round 21 bogeymen, determined with help from the Schick AFL Player Ratings:

Western Bulldogs v Greater Western Sydney

Marcus Bontempelli

The superstar was superb in his side's round six loss to the Giants, when he collected 22 disposals, 15 contested possessions, 10 score involvements and three goals.

Rating: 7

Heath Shaw

The gun defender has had at least 500m gained in four of his last five games against the Dogs.

Rating: 111

Sydney v Fremantle

Dan Hannebery

The star Swan has a better record against the Dockers than any other club. In his side's round 19 win last season, he racked up 41 disposals, 12 inside-50s and 10 clearances.

Rating: 31

David Mundy

The former skipper picked up 44 disposals and 24 contested possessions in round 19 against the Swans last year.

Rating: 71

Geelong v Richmond

Zac Smith

The ruckman is in impressive form the last couple of weeks, having picked up a combined 39 disposals, 65 hit-outs, 14 clearances and three goals. 

Rating: 70

Dustin Martin

The bullocking midfielder has reached a career-high standing in the Player Ratings, behind only Geelong Brownlow medallist Patrick Dangerfield.

Rating: 2

Brisbane Lions v Gold Coast

Dayne Zorko

The zippy Lion was best on ground in his team's round one victory against the Suns, with 23 disposals, 12 contested possessions, 10 tackles and 625m gained.

Rating: 6

Aaron Hall

The speedy Sun notched up 25 disposals, seven inside-50s and two goals in round one against the Lions.

Rating: 60

Essendon v Adelaide

Brendon Goddard

The experienced Bomber had 34 disposals and eight clearances as his side lost to the Crows in round four.

Rating: 55

Eddie Betts

The goalkicking maestro bagged six goals among his 22 disposals and 15 contested possessions against the Bombers in round four.

Rating: 22

West Coast v Carlton

Jamie Cripps

The pressure forward slotted three straight goals and laid seven tackles in last year's round 17 win against Carlton.

Rating: 184

Kade Simpson

The tough Blue has collected at least 20 disposals in eight of his past nine games against the Eagles.

Rating: 101

Melbourne v St Kilda

Christian Petracca

The exciting Demon finished with 23 disposals, 11 score involvements, three score assists and two goals in his side's round one win against the Saints.

Rating: 65

Jack Steven

The speedy Saint notched up 27 disposals and 573m gained in round one against the Demons.

Rating: 17

Hawthorn v North Melbourne

James Sicily

The versatile Hawk snagged five straight goals in his only game against the Roos, in round 13 last year. Since moving to defence in round 14, he has taken 30 intercept marks, six more than any other player.

Rating: 242

Jack Ziebell

The tough Roo booted five goals in the loss to the Magpies last week while playing 61 per cent of the game in the forward line.

Rating: 83

Port Adelaide v Collingwood

Robbie Gray

The triple best and fairest had 20 disposals, 13 score involvements and five goals in the round 14 win against the Pies.

Rating: 8

Steele Sidebottom

The premiership player was his side's best against the Power in round 14, with 36 disposals, 13 contested possessions and 594m gained.

Rating: 50

Schick AFL Player Ratings: Who's your club's leader?