@HecateProxy Exactly the way to think, I believe. And I think in the most extreme cases it won't need to be described, the insinuation would be more than enough.
Also, I don't expect anyone else to be following this rule as most anyone joining this RP (if they have read the premise) will be expecting grim and horrible things to happen, however I personally be using trigger warnings when knives or particularly nasty things are happening.
'Cause that's how I roll.
@Vocab Yeah, that'd be pretty applicable to her power, actually.