At the beginning, he signed in for 600 years of cultivation.

The title of the novel was 'Reaching a Quatrain of Cultivation at the Beginning' but the search results provided did not provide any information about the specific plot or content of the novel. Thus, I am unable to provide a detailed answer regarding the trillion-year cultivation base that I signed at the start of the game.

He did not provide any specific information regarding the fact that he had signed in for a cultivation base of 100,000 years. Therefore, I am unable to provide an accurate answer.

" I signed in for 600 billion years of cultivation at the beginning " was a fantasy magic novel. It told the story of the protagonist transmigrating to the Otherworld Continent and obtaining a check-in system. However, due to the laziness of the previous host, he did not sign in for 100,000 years. The plot of this novel was full of ups and downs, and it was exciting. It was a work of excellent plot and writing. The specific content and chapter information could be read on the relevant novel website.

The first sign of God Realm cultivation was a fantasy novel written by paying attention to the wind. The story depicted the main character, Zhou Yuan, who had transmigrated to become a Yuan Venerate and possessed an invincible Divine Throne at the very beginning. After he killed the Saint Deity, he went to the realm outside the Heavenly Source to cultivate. On his journey, he dominated all things in the world. This novel had already been updated with two chapters. The latest chapter was the second chapter, Transmigration: The Origins of the Heavens in the Heavenly Source Realm. It can be read online for free on Qidian Chinese website. There are no advertisements or pop-ups.

Lu Changsheng signed in for 600 years of cultivation at the beginning of the game. It was a fantasy novel by Lu Changsheng and Ye Qiubai. The story was about Lu Changsheng, a Cottage disciple. He cultivated for 500 years through the check-in system and eventually became the Green Cloud Sword Saint of the Southern Mountain Range. The plot of this novel is thrilling and fascinating.

'Sign in to the Godly Emperor Realm at the Beginning' was a martial arts cultivation novel written by the author Huan Yu. This novel had a compact plot, vivid character descriptions, and superb writing, leaving a deep impression on people. The story was about the protagonist, Lin Fan, who had transmigrated to the cultivation world and was bound to an invincible system. Although the specific plot and content were not mentioned, based on the search results, it could be inferred that this was a martial arts cultivation novel full of whimsical ideas, which was loved by readers.

Third Prince Xuan Ming's 300 years of cultivation was the opening chapter of a fantasy novel. The story was set in the Shenxuan Empire. The main character, Xuan Ming, was the third prince of the empire. He had accidentally obtained the talent to sign in for 300 years of cultivation. This story seemed to involve Xuan Ming's position and power struggle in the dynasty. However, the search results provided did not describe the plot and development of the story in detail. Thus, he was unable to provide any more information about Third Prince Xuan Ming's 300-year cultivation base.

Third Prince Xuan Ming's 300 years of cultivation was the opening chapter of a fantasy novel. The story was set in the Shenxuan Empire. The main character, Xuan Ming, was the third prince of the empire. He had accidentally obtained the talent to sign in for 300 years of cultivation. This story seemed to involve Xuan Ming's position and power struggle in the dynasty. However, the search results provided did not describe the plot and development of the story in detail, so it could not provide more information about Third Prince Xuan Ming's 300-year cultivation base.

Great Qin's 1,000-year Cultivation was a fantasy novel. It described how the main character, Lu Chen, had obtained a system after transmigrating to a fantasy world. Every time he signed in, he would receive 1,000-year Cultivation and other rewards. The plot of this novel was full of ups and downs and was exciting. It was a novel with excellent plot and writing style. The specific storyline and plot details needed to be read in full to understand.

At the beginning, signing in an invincible cultivation base to marry the empress was a fantasy novel. It mainly told the story of the protagonist transmigrating to another world and obtaining a powerful cultivation base through the sign-in system. In the end, he married the empress and became invincible in the world. The specific plot and chapter list could be found in the search results provided.