Weekly Extreme Killer Sudoku Competition for Dec 6 to Dec 12

Number 168, Extreme
by Crosswords Ltd. August puzzle packs Now Out!. Thanks for supporting our site.
Future Puzzle - will be submitted on the relevant day

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
6
 
17
 
25
16
 
 
10
15
 
 
18
 
16
 
 
 
 
10
 
 
 
 
13
7
 
17
 
 
 
5
 
 
9
 
 
10
 
21
 
 
4
 
21
12
 
8
5
 
16
19
 
 
9
 
 
21
 
 
 
 
8
9
17
 
 
 
 
15
 
 
 
17
 
 
 
 
 
9