dʒˌɛnɚɹˈeɪʃənz bɹˈænd, wɪð bˈoʊθ ɹᵻlˈiːsɪŋ ˌɔn dʒˈuːn fˈaɪv, tˈuː θˈaʊzənd sˈɪks; ðeɪ wɜː fˈɑːloʊd ˌʌp baɪ sˈuːdoʊkˌuː ɡɹˈɪdmæstɚɹ ˌɔn dʒˈuːn twˈɛnti sˈɪks.
Generations brand, with both releasing on June 5, 2006; they were followed up by Sudoku Gridmaster on June 26.