So lets say you just bought GW.
You have ultimate say of what is fluff and what isnt.
What One piece of fluff, race,character,battle etc. would you retcon out of existence? Edit;(or as Daboarder suggested, slightly change)
Me? Probably Dark Eldar ,I've never understood their motives and can't get my head around whether they should be enslaved to slannesh or what-not.
Anyways what do you think? Thanks for looking!