Not sure if the stage light electrocution is possible, as I think he needs to be leaning on the rails like Claus.
The problem with drowning is that, on a lot of these runs, Reza gets caught in permanent lockdown while clearing the map of armed NPCs. I think it may have something to do with the alarm; but that unbreakable loop has happened on pretty much every try where I've been packing a syringe. I'll keep working on it.
This is the closest I've got for inside the consulate: