World Development System - Chapter 335: 266. Ealdron's Dilemma.

Traveling through the world of cultivating immortals, Su Yu became a collateral child of an ordinary cultivating family, with nothing but handsomeness, mediocre cultivation talent, and mediocre life experience.

Fortunately, Su Yu brought the game proficiency panel he played in his previous life, ignoring all restrictions such as spiritual root comprehension, as long as he practiced from nine to five to accumulate proficiency, he could improve his strength.

If you live ten thousand years, you can become a fairy or a ancestor!

The Tianjiao of the Zongmen and the powerful ancestors are just passing away, only cultivating immortals… oh no, only the proficiency is eternal!

- Description from novelbuddy

WARNING: This novel is a hidden gem! It has an emotional and awesome storyline, with characters feeling more lifelike than the actual Hollywood actors and actresses!Renly Hall, son of a noble, despite his family's opposition enters Hollywood.Will he fulfill his dreams with a second attempt at life or will he live with regrets?Read more to know it!

Kaden awakens once again at the dawn of Earth’s cataclysmic “System” invasion, armed with haunting memories of his previous nightmare life. Desperate to overturn his grim fate, he sets his sights on a special druid class—only to unlock a legendary hidden class!A druid who had to devour to become stronger!With every enemy he devours, the madness increases. The nature twists and contorts in his presence. Plague spreads where he goes. The cursed forests become his grove.Would the fallen druid be able to face the twisted alchemist who once enslaved the entire planet? Can Kaden master this cursed power to save humanity—or will it consume him, turning him into the very evil he seeks to destroy?

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates