Weekly Extreme Killer Sudoku Competition for Jul 28 to Aug 3

Number 671, Extreme
by Crosswords Ltd. September puzzle packs Now Out!. Thanks for supporting our site.
135 people completed this puzzle correctly

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
6
4
5
3
2
9
1
8
7
9
3
8
6
7
1
5
2
4
1
2
7
5
4
8
9
3
6
3
9
1
8
6
2
4
7
5
4
7
6
9
3
5
8
1
2
5
8
2
4
1
7
3
6
9
2
1
4
7
9
3
6
5
8
7
5
9
1
8
6
2
4
3
8
6
3
2
5
4
7
9
1

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