MTL - Shoujo Grand Summoning - ~ 1591 Start the magic loop of life! ...

What happens when you transmigrate to Beast World? With the system in hand, the world is for your taking! One day, Su Tang, an intern at the hospital, is struck by a system and transmigrates to Beast World. It's a wondrous world with winged tigers, fire-spitting birds, and enticing man-eating flowers… Everything in this world leaves Su Tang awestruck!After the Chief of Winged Tiger Tribe saves Su Tang, she learns how backward this place was. Su Tang is determined to help change the world! Under the system’s guidance, she helps to extract salt, build homes, dig traps, make weapons and store food for winter… And perhaps even save the world while she's at it!

What if you had a system that could rewrite reality itself?Lucius transmigrated to this new world with his amazing system that let him hacks any beast but because of his arrogance, he was chased and sealed by people who were jealous of his talent.Fortunately, Lucius had created a new body with his system. With this new body he vowed to be secretive and also become the strongest by using his system that can hack everything even making his beautiful enemies into his beasts.Erase a rival’s talent? Done.Enhance an ordinary beast to perfection? Easy.Rewrite a noble’s fate? Child’s play.Making Villainess into his slave? Perfect ending.With his loyal slaves, a growing arsenal of hacked abilities, and also his devious mind, Lucius sets out to dominate everything. But as he reshapes the world to his will, he can not hide forever so can he remain in the shadows long enough to achieve his ultimate goal?Enter a world where reality bends to one man’s will. In a world ruled by power, Lucius doesn’t just win. He rewrites the game.Unleash the System. Rewrite Fate. Dominate All.

While on a school field trip in the Czech Republic, Kang Hyuk happens to stumble into a shop called “Archmage.” To his disbelief, the shop is actually owned by an archmage… from another world! Forced to become the Archmage’s disciple, Kang Hyuk is punted into the Kallian Continent, where might and magic overwhelm and wyverns fly high in the sky…

In this world, people are either sword-wielding knights, magic-wielding mages, or spirit-wielding summoners. There hasn’t been anyone yet who can do all three… until now.

A river song, triggered a legend of the rivers and lakes.
Tian Zun’s life motto: “My sword is the truth.”
Shen Lang’s life motto: “To serve people with morality, those who are dissatisfied are dead.”

- Description from uukanshu (translated)