I'll stick with my efficiency measures partly to be consistent with what I've started, partly because they are still a decent shorthand estimate of offense and defense potential, and finally because they involve less calculation and thus are quicker to update.
Update after Week 5:
Offense
1 (+8) - Lumberjack City Yaks
2 (+1) - Edmonton Moose
3 (+3) - Prince George Bulls
4 (-3) - Moose Jaw Blazers
5 (-3) - Prince Edward Island Sharks
6 (+2) - Thunder Bay Bloodhounds
7 (+7) - Paradise Cheeseburgers
8 (+3) - Saskatoon Spitfires
9 (-5) - Toronto Terror
10 (+2) - Bronx City Pulp Fiction
11 (+9) - Canadian Bacon
12 (-7) - Concordia Tornados
13 (+10) - AU Tigers
14 (+1) - Gravenhurst Ghost Ridahz
15 (+4) - Willow Creek Phantoms
16 (+10) - New Jersey Hood
17 (-10) - Fort Myers Mustangs
18 (-1) - Sherbrook Colonels
19 (+3) - Nova Scotia Curlers
20 (-10) - Yukon City Grizzlies
21 (-8) - Victoria Crush
22 (-6) - Aspermont Roughnecks
23 (+2) - West Coast Trojans
24 (-6) - Alberta Express
25 (-4) - Montreal Rush
26 (+1) - Chilliwack Thrashers
27 (-3) - Hill City Heat
28 (0) - Ontario Thundercats
29 (0) - Halifax Fire
30 (0) - Vancouver Valiants
31 (+1) - District Challangers
32 (-1) - Toronto OutstandingPoker.com's
Defense
1 (+2) - Saskatoon Spitfires
2 (+3) - Thunder Bay Bloodhounds
3 (+1) - Prince George Bulls
4 (-3) - Moose Jaw Blazers
5 (-3) - Edmonton Moose
6 (+6) - AU Tigers
7 (+4) - Bronx City Pulp Fiction
8 (+5) - New Jersey Hood
9 (-3) - Prince Edward Island Sharks
10 (+6) - Toronto Terror
11 (+8) - Lumberjack City Yaks
12 (-2) - Willow Creek Phantoms
13 (+4) - West Coast Trojans
14 (0) - Canadian Bacon
15 (+8) - Paradise Cheeseburgers
16 (-7) - Sherbrook Colonels
17 (+5) - Nova Scotia Curlers
18 (-11) - Concordia Tornados
19 (-11) - Alberta Express
20 (+7) - Chilliwack Thrashers
21 (+1) - Aspermont Roughnecks
22 (-4) - Victoria Crush
23 (-2) - Montreal Rush
24 (+3) - Hill City Heat
25 (+3) - Halifax Fire
26 (-11) - Yukon City Grizzlies
27 (-7) - Gravenhurst Ghost Ridahz
28 (-2) - Fort Myers Mustangs
29 (0) - Ontario Thundercats
30 (0) - Vancouver Valiants
31 (0) - Toronto OutstandingPoker.com's
32 (0) - District Challangers
Combined
1(6) +3 - Prince George Bulls
2(7) 0 - Edmonton Moose
3(8) -2 - Moose Jaw Blazers
3(8) +3 - Thunder Bay Bloodhounds
5(9) +2 - Saskatoon Spitfires
6(12) +7 - Lumberjack City Yaks
7(14) -4 - Prince Edward Island Sharks
8(17) +1 - Bronx City Pulp Fiction
9(19) -1 - Toronto Terror
9(19) +9 - AU Tigers
11(22) +9 - Paradise Cheeseburgers
12(24) +9 - New Jersey Hood
13(25) +4 - Canadian Bacon
14(27) 0 - Willow Creek Phantoms
15(30) -10 - Concordia Tornados
16(34) -5 - Sherbrook Colonels
17(36) +8 - Nova Scotia Curlers
17(36) +6 - West Coast Trojans
19(41) -1 - Gravenhurst Ghost Ridahz
20(43) -5 - Victoria Crush
20(43) +2 - Aspermont Roughnecks
20(43) -9 - Alberta Express
23(45) -7 - Fort Myers Mustangs
24(46) -14 - Yukon City Grizzlies
24(46) +3 - Chilliwack Thrashers
26(48) -3 - Montreal Rush
27(51) -1 - Hill City Heat
28(54) 0 - Halifax Fire
29(57) -1 - Ontario Thundercats
30(60) 0 - Vancouver Valiants
31(63) +1 - District Challangers
31(63) 0 - Toronto OutstandingPoker.com's
Update after Week 5:
Offense
1 (+8) - Lumberjack City Yaks
2 (+1) - Edmonton Moose
3 (+3) - Prince George Bulls
4 (-3) - Moose Jaw Blazers
5 (-3) - Prince Edward Island Sharks
6 (+2) - Thunder Bay Bloodhounds
7 (+7) - Paradise Cheeseburgers
8 (+3) - Saskatoon Spitfires
9 (-5) - Toronto Terror
10 (+2) - Bronx City Pulp Fiction
11 (+9) - Canadian Bacon
12 (-7) - Concordia Tornados
13 (+10) - AU Tigers
14 (+1) - Gravenhurst Ghost Ridahz
15 (+4) - Willow Creek Phantoms
16 (+10) - New Jersey Hood
17 (-10) - Fort Myers Mustangs
18 (-1) - Sherbrook Colonels
19 (+3) - Nova Scotia Curlers
20 (-10) - Yukon City Grizzlies
21 (-8) - Victoria Crush
22 (-6) - Aspermont Roughnecks
23 (+2) - West Coast Trojans
24 (-6) - Alberta Express
25 (-4) - Montreal Rush
26 (+1) - Chilliwack Thrashers
27 (-3) - Hill City Heat
28 (0) - Ontario Thundercats
29 (0) - Halifax Fire
30 (0) - Vancouver Valiants
31 (+1) - District Challangers
32 (-1) - Toronto OutstandingPoker.com's
Defense
1 (+2) - Saskatoon Spitfires
2 (+3) - Thunder Bay Bloodhounds
3 (+1) - Prince George Bulls
4 (-3) - Moose Jaw Blazers
5 (-3) - Edmonton Moose
6 (+6) - AU Tigers
7 (+4) - Bronx City Pulp Fiction
8 (+5) - New Jersey Hood
9 (-3) - Prince Edward Island Sharks
10 (+6) - Toronto Terror
11 (+8) - Lumberjack City Yaks
12 (-2) - Willow Creek Phantoms
13 (+4) - West Coast Trojans
14 (0) - Canadian Bacon
15 (+8) - Paradise Cheeseburgers
16 (-7) - Sherbrook Colonels
17 (+5) - Nova Scotia Curlers
18 (-11) - Concordia Tornados
19 (-11) - Alberta Express
20 (+7) - Chilliwack Thrashers
21 (+1) - Aspermont Roughnecks
22 (-4) - Victoria Crush
23 (-2) - Montreal Rush
24 (+3) - Hill City Heat
25 (+3) - Halifax Fire
26 (-11) - Yukon City Grizzlies
27 (-7) - Gravenhurst Ghost Ridahz
28 (-2) - Fort Myers Mustangs
29 (0) - Ontario Thundercats
30 (0) - Vancouver Valiants
31 (0) - Toronto OutstandingPoker.com's
32 (0) - District Challangers
Combined
1(6) +3 - Prince George Bulls
2(7) 0 - Edmonton Moose
3(8) -2 - Moose Jaw Blazers
3(8) +3 - Thunder Bay Bloodhounds
5(9) +2 - Saskatoon Spitfires
6(12) +7 - Lumberjack City Yaks
7(14) -4 - Prince Edward Island Sharks
8(17) +1 - Bronx City Pulp Fiction
9(19) -1 - Toronto Terror
9(19) +9 - AU Tigers
11(22) +9 - Paradise Cheeseburgers
12(24) +9 - New Jersey Hood
13(25) +4 - Canadian Bacon
14(27) 0 - Willow Creek Phantoms
15(30) -10 - Concordia Tornados
16(34) -5 - Sherbrook Colonels
17(36) +8 - Nova Scotia Curlers
17(36) +6 - West Coast Trojans
19(41) -1 - Gravenhurst Ghost Ridahz
20(43) -5 - Victoria Crush
20(43) +2 - Aspermont Roughnecks
20(43) -9 - Alberta Express
23(45) -7 - Fort Myers Mustangs
24(46) -14 - Yukon City Grizzlies
24(46) +3 - Chilliwack Thrashers
26(48) -3 - Montreal Rush
27(51) -1 - Hill City Heat
28(54) 0 - Halifax Fire
29(57) -1 - Ontario Thundercats
30(60) 0 - Vancouver Valiants
31(63) +1 - District Challangers
31(63) 0 - Toronto OutstandingPoker.com's