The shareware version includes 10 levels out of 100 in the registered version.
Puzzle, 1996Shareware (installed), Shareware
Puzzle, 1995Shareware
Puzzle, 1994Shareware
Also known as BOB
Puzzle, 1995Full version
Puzzle, 1992Shareware
Puzzle, 1993Shareware
Also known as Crusher Castle 2
Puzzle, 1991Shareware
Puzzle, 1993Playable demo
Puzzle, 1993Shareware (installed), Shareware