Killer Sudoku by Thomas Snyder - The Art of Puzzles

Enjoy this Killer Sudoku from the US Sudoku Grand Prix Round by Thomas Snyder released last August with an "Eight Ouroboros" theme.

Dr. Sudoku Prescribes: A Mystery Puzzle

The Maze of Games Audiobook Narrated by Wil Wheaton by Lone Shark Games — Kickstarter

The Art of Puzzles — LiveJournal

Killer PS's puzzles +

Sudoku puzzles->Variations, Sudoku, Books

Sudoku puzzles->Variations, Sudoku, Books

Can I make a Sudoku puzzle of my own? - Quora

The Logical World of Puzzles: 2011

Nonconsecutive Sudoku by Thomas Snyder - The Art of Puzzles