Death and destruction.
The corpses, gore, etc. that remain after a massacre.
Any great loss by a team; a game in which one team wins overwhelmingly.
Any chaotic situation.
Someone suicidal; someone likely to kill themselves.
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.