Killer Sudoku

Play Killer Sudoku or Sumdoku. Fill the grid with the numbers 1 to 9, such that each row, column and box contains each number only once. Additionally, a Killer Sudoku grid is divided into cages, each cage has its own background color. The values of the cells in a cage must sum up to the total for that cage, shown in the cage's top left corner. The same number cannot appear in a cage more than once.Killer Sudoku is an engaging and challenging puzzle game that combines elements of Sudoku and basic math. The objective is to fill a grid with numbers in such a way that each row, column, and region contains the numbers 1 to 9, while also adhering to additional rules set by the "cages," which are groups of cells marked with a total sum.