Naruto: Chronicles of a Fire Ninja - Chapter 336 - 332: Mission

When Lin Su discovered he could travel between two different worlds with his tamed beasts, the world gained a Beast Tamer formidable in a way that defied science.-----------------------------------Without a system, without a female lead, Crossing Two Realms, original taming beasts

A slime randomly falls into existence. Sapient and born with the ability to recreate parts of the things it preys upon, the highly confused drop of primordial soup decides that the only real thing it can do is become the being at the top of the food chain. A task of longevity in the leaves of the Omniverse.

Rainer, an amateur arcanist and college student, sought to create a new spell far surpassing the magic of the few he inherited from his grandfather. Yet the interference of an unknown event during the casting of his spell led him to be thrown through space and time.

Today’s headlines –
   “The Malaysian Master has broken through nine products and fought the world!”
   “The pony master is the best, sweeping Eurasian!”
   “Joe’s helper once again, suspected of nine major masters!”
   “The god of the gods is not old, the global master list re-enters the top ten!”
   “…”
   Looking at a piece of news flashing, Fang Pingxin is so tired, this script is wrong!

- Description from 69shu.org