Of or pertaining to inhumanity and the indifferently cruel, sadistic or barbaric behavior it brings.
Transcending or different than what is human.
Likely to commit, or to attempt to commit, suicide.
Extremely reckless.
Highly likely to certain to result in the deaths of the participants; dangerous or reckless to such a degree as to be tantamount to suicide for those taking part.
Pertaining to suicide.
Someone suicidal; someone likely to kill themselves.