The Devouring Evolution of the Wild Python

Yuye found himself reborn as a snake, a little panic, it doesn't matter, because he got the infinite swallowing evolution system, but who told him why he became Orochimaru's summoning beast?
Ten thousand snakes want to eat him, Orochimaru wants to study him, in order to survive, Yuye has to start the journey of swallowing evolution!
Starting from the Naruto world, swallowing the world, One Piece... one world after another will tremble under his mouth!
(Plan to travel through the world: Naruto, One Piece, Marvel, DC, Bleach, Dragon Ball, Fighting, Douluo, Covering the Sky, Little Fox Demon, Perfect, Zhu Xian... Not in order, being perfected)
(Transform into a dragon, do not eat people, add more rules, every 500 new collections and recommendation votes add one more)