Website and data research by 101Leafy.
Tempest
野分
PassiveInnate skill
When user Resists or Nulls an attack, chance to counter with a medium Force attack with a chance of instakill.
Counter rate 50%
Counters with 
Tempest
No demon learns it and no Essence carries it.
Bosses that use it
Nozuchi Lv 18