Center Dot Sudoku [CDSU-4-009P]
Little Unique Killer Sudoku [LUKS-4-004P]
Jigsaw Sudoku [JIGS-5-010P]
Anti-King Sudoku [KING-3-008P]
Consecutive Sudoku [CONS-4-004P]
Anti-Knight Sudoku [NITE-3-008P]
Hypersudoku [HYPE-3-008P]
Asterisk Sudoku [ASTE-3-003P]
Diagonal Sudoku [DIAG-3-008P]
Rossini Sudoku [ROSU-2-007P]
Skyscraper Sudoku [SKSU-3-008P]
Kropki Sudoku [KROP-1-001P]
Anti-Diagonal Sudoku [ADSU-4-004P]
Even-Odd Sudoku [EOSU-3-008P]
