Wrath is one of the Seven Deadly Sins from Abrahamic Lore. It is based on the emotion anger and if left uncontrolled it leads to violence, hatred, self-destructiveness, and bloodthirst. It can manifest in many ways such as becoming a vigilante, revenge, and being impatient.
Originally the sin also represented hatred for oneself as well as external hatred. Committing suicide is viewed ultimate expression of hatred for oneself as a result. The demon that represents this sin is either Satan, Aamon, or Moloch. The corresponding virtue is Patience.