[ken5050]

It's doesn't quite resonate like "Don't mess with Texas!"

But with apologies to Hollywood, how about "Watch out for Rhine!"

[itssme]

Love it!

[MadMax, the Grinning Reaper]

Try the posse’ as “The Watcher on the Rhine”.

Or, in a sidewise salute to Sylvester Stallone, watch out for the “RHINEstone Cowboys.”