A corporation clones it workers while colonizing planets is allowed. But then, when cloning machines are forbidden, one of them can not be shut down so it continues to reproduce clones without supervision, generating monsters with genetic errors.
1997
1996
2025
2010
2009
2014
2024
1966
2000
2007
1985
2020
1932
2023
2017
2013
1992
2006
1973