Ah, gotcha. Say, while we're on this creative hot streak, wouldn't it be *fantastic* if we could have the under-construction Maul-Grievous give a water-muffled "NOOOOO!"? It would---sorry, I can't go on. I suddenly feel so dirty...
I think Maul falling into a hot, energy-based substance would be appropriate...plus, it's an easy fix, just add a glow in the hole!