CHAT MSG SPELL CREATURE VS CREATURE DAMAGE

"CHAT_MSG_SPELL_CREATURE_VS_CREATURE_DAMAGE"

Fired when a creature begins to cast a damage spell or when a creature casts a damage spell on a raid member who is not in your group. Also triggered when a pet is damaged by a creature's spell.

Ex: Ragnaros' Wrath of Ragnaros hits PlayerName for 1000.