I think there are neither unstoppable forces nor immobile objects, so hte question wouldn't be 'valid'
But, I can help you on the other one. If you want to stay an Elminster, don't spam anymore

I couldn't stop posting and now I've lost my Elminster pic to a bunch of purple stars
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The last arrow of Legolas kindled in the air as it flew,
and plunged burning into the heart of a great wolf-chieftain.
All the others fled. -J.R.R. Tolkien, The Lord of the Rings