The Largest Sudoku Ever!
A while ago, one of our visitors – Mike – posted a message asking for this: I’m really looking forward to our special xmas day insane banzai samurai bushido Honda pachinko sushi killer. Well, I never posted such a puzzle,…
Category: Sudoku Variants
Sudoku Variants, such as TriDoku, Outside Sudoku, Non-Consecutive Sudoku, Greater/Less Than, Sudoku Straights etc
Butterfly Sudoku Killer X
Here is this weekend’s special – a unique and never-seen-before Killer Butterfly X There are 4 “classic” 9×9 Sudoku puzzles inside this one. They all overlap and they all must be solved according to the rules of Sudoku and Killer…
Harakiri Sudoku X
Yet another – first ever – puzzle from Perfect Sudoku – Sudoku Harakiri X! Basically, it’s a double Samurai Sudoku puzzle: 8 classic sub-puzzles, which of course don’t have their own (unique) solutions but all together constitute a puzzle with…
Killer Butterfly
I don’t know if there is a species that go under that name and if there are, my apologies to them. Another world premiere Sudoku variation puzzle – Butterfly Killer Sudoku. Thanks to one of our regular visitors udosuk for…
Sudoku Harakiri
Here is my first ever Sudoku Harakiri puzzle. Frankly, I don’t enjoy solving these puzzles, but I think that there might be some interest in these. So I created a few and picked one for you. Basically, it’s a double…
Triple X
Another overlapping sudoku variant – now with 3 Sudoku X puzzles. Warning: This puzzle is quite difficult even that it can be solved using only basic sudoku solving techniques. You must work on all three puzzles in order to get…
Double Trouble!
I have just completed a new enhanced version of my puzzle generator. We can now create any kind of overlapping Sudoku puzzles (Samurai-like) – that is, with any number or arrangement of 9×9 classic Sudoku inside. Here I’m posting my…
Sequential Sudoku
Here is another very special Sudoku puzzle. In fact, it’s not only one puzzle but rather six of them, although you cannot solve them separately. Instead, you must solve them in the given sequence, because in order to solve a…
More daily puzzles
In addition to today’s 3×3 Killer Sudoku that you are already used to seeing here, I’ve posted another puzzle on the Daily Sudoku variants Puzzles page. It’s a standard Sudoku, although not a classic 3×3 but rather a 2×5 variation.…