Then Ty looked ahead. His own face looked back, as if he was staring into a mirror. But there was no mirror, of course.
"You're me!" said Ty.
"No, you're me!" said the other one.
"I see," said the first Ty. "I duped everything... so this is what happened." He concentrated and wished away the other Ty, then returned to stroking his cock.
The second Ty slapped him. "I'm real!" he said. "And we both have the same power! We can't hurt each other."
Ty realized what had happened and thought that it could be fun, after all. "Sorry, man," he said, while watching the second Ty stroke his own cock. "You know, we were having fun here. Now that there's two of us, why don't we..."