I'm a fan of real names. Use other video games as inspiration or look to history for an answer.
Eradan is a character from lotr.
When I use Avenging Wrath, I yell, "Kick About! Los Lobos!" No one ever gets the reference.
My Disc Priest uses two macros: When I rez someone, she says, "Sōten Kisshun, I Reject!". When she casts Power Word: Barrier, I have her yell, "Santen Kesshun, I Reject!". I really need to change her name to Orihime or something.
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