The Crystal Prison was created in 1989.
Crystal Caves was created in 1991.
The Crystal Snare was created in 2007.
Crystal Widow was created in 2002.
Crystal Darkness was created in 2006.
Crystal Globe was created in 1948.
Crystal Illusions was created in 1969.
The Crystal Horde was created in 1952.
The Crystal Bucephalus was created in 1994.
The Crystal Frontier was created in 1995.
The Crystal World was created in 1966.
The Crystal Bucket was created in 1981.
Crystal Wings was created in 2006.