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Hot take: Strongest creatures in the setting shouldn't just be clowned by PCs with no resistance.
(ttrpg.network)
Inspired by frustrating conversation I had. For those curious, that was the statblock of Caine, father of the vampires.
There's an old Dragon email about a guy needing TSR to print a new "deities and demigods" because his players had already beaten all those from the original.