"We're now at the point where mistakes can get both of killed by magical explosions, not just you killed by me, so as a reminder:  If I say immediate followed by stop, it means stop progressing through any changes you're currently making, but don't dispel or depower any ongoing effects.  If I say dispel, that means to depower ongoing effects.  If I say undo, it means use your power as a sorceress to try to reverse whatever you just did or whatever just happened."

"Clear?"

"We're now at the point where mistakes can get both of us killed by magical explosions, not just you killed by me, so as a reminder:  If I say immediate followed by stop, it means stop progressing through any changes you're currently making, but don't dispel or depower any ongoing effects.  If I say dispel, that means to depower ongoing effects.  If I say undo, it means use your power as a sorceress to try to reverse whatever you just did or whatever just happened."

"Clear?"

"We're now entering the point where mistakes can get both of us killed by magical explosions, not just you killed by me, so as a reminder:  If I say immediate followed by stop, it means stop progressing through any changes you're currently making, but don't dispel or depower any ongoing effects.  If I say dispel, that means to depower ongoing effects.  If I say undo, it means use your power as a sorceress to try to reverse whatever you just did or whatever just happened."

"Clear?"