Zhang Feng already believed what his son said before Zhang Yi showed all these things, after showing all the impossible skills to pretend Zhang Feng believed more and more.
"What place is this? I remember for a moment we were in a place that looked close to the border."
"We were at the border, one of my flying skills is that I can teleport to distant places I've been to before, so I can get to the border and home instantly when I want no matter how far."
"This place is a world I created using my skills, a world formed by mental energy, of course, it wasn't me who created it all by myself using my mental energy, after arriving there is a certain level of strength I could use the energy spiritual and the laws of the universe to create this place, but I can do whatever I want here."