The very first page features a large Arrow Samurai Sudoku, and other returning variants that were recently introduced to the series include Worm Sudoku, Quad Clue Sudoku, Offset Sudoku, Sudoku XV and Kropki Sudoku.
Not only that, but there's Hanjie, Futoshiki, Hashi, Yajilin, Calcudoku, Dominoes, Hitori, Slitherlink and many more logic puzzles.
Printed on top-quality, 8.5x11 inch paper ideal for solving on, Sudoku Xtra is the ultimate logic puzzle compendium.