Download or read book Xtreme SuDoKu 8x8 Easy to Evil written by iSolvePuzzles and published by Createspace Independent Publishing Platform. This book was released on 2018-06-05 with total page 150 pages. Available in PDF, EPUB and Kindle. Book excerpt: Xtreme SuDoKu 8x8 is a variation of classic SuDoKu. Every row, column, and block must contain the numbers 1-8, with the additional constraint that each diagonal must also contain the numbers 1-8.