Title: Diagonal Sudoku Samurai X: 100 puzzles, Author: Djape
Title: Sudoku Samurai X - 200 Easy to Master Puzzles (Volume 1), Author: Dart Veider
Title: Sudoku Samurai X - 200 Easy Puzzles (Volume 2), Author: Dart Veider
Title: Sudoku Samurai X - 200 Normal Puzzles (Volume 3), Author: Dart Veider
Title: Sudoku Samurai X - 200 Hard Puzzles (Volume 4), Author: Dart Veider
Title: Sudoku Samurai X - 200 Master Puzzles (Volume 5), Author: Dart Veider
Title: Sudoku Samurai X - 200 Easy to Normal Puzzles (Volume 6), Author: Dart Veider
Title: Sudoku Samurai X - 200 Hard to Master Puzzles (Volume 7), Author: Dart Veider