To be fair, the description of the dragon incident is pretty mundane, and all he does is prove that the large reptile they had previously been feeding (& worshiping) could be killed:
"Then Daniel took pitch, and fat, and hair, and did seethe them together, and made lumps thereof: this he put in the dragon's mouth, and so the dragon burst in sunder: and Daniel said, Lo, these are the gods ye worship."
"Then Daniel took pitch, and fat, and hair, and did seethe them together, and made lumps thereof: this he put in the dragon's mouth, and so the dragon burst in sunder: and Daniel said, Lo, these are the gods ye worship."