The gods were afraid of the potential of a mere mortal, scared enough to interfere with the threads of destiny and bear the weight of their actions. This wouldn't be a common event; it would be akin to killing a ten-ray mage, something far beyond what any god should be capable of handling. Likely, this god would either be killed or spend a few trillion years in a semi-vegetative state.
"Did you foresee this?" Kayden asked Thoth when the two were finally alone.
"No, I don't know which fundamental law you could sense, but it likely caused an upheaval in larger universes. Fortunately, the gods won't descend to this universe for a few dozen billion years, which should give you enough time to escape to other planes," Thoth mused while thinking.