A character has just had something terrible happen to them. But due to some supernatural reason, they're not quite dead yet.
Oh, wait, here comes an other-worldly energy! And, it seems to be creating a bunch of things! And well, what do you know, the character is dead! That, or his body is not there! Either way, there's reason to rejoice!
A Deadly Fireworks Display occurs whenever a character [...] [tvtropes.org]