They could not have been more clear about this.
“Once exposed to these rays,” Lara said, “all your great powers on Earth will disappear forever.” He said he was okay with that. “But consider,” she said, “once it is done, there is no return.” He did it anyway.
And now here he is at customer service, with his receipt for one slightly used mortality, and he’s asking to speak to the manager. He’s got a green crystal powered by pure narrativium, which comes with an “all his great powers”-back guarantee.
So now I don’t know who to trust. What else did the crystal machine lie to him about? Next, you’re going to tell me that you’ve seen a poem lovely as a tree.