[quote=@Zeal]
<Snipped quote by souleaterfan320>

I killed off Sreig,Erza, Zecratis III, Grimm, and Ulysses.

Though, three of them I brought back.
[/quote]

Let's see here...

Nina.
Kirina(technically).
Alucard.
Nordradomus.
Ceras.
And quite a few others I can't remember off the top of my head. Most of them died in gruesome ways, too.