Sign in from the Heavens: My Summoners Are All Big Guys

Lin Chen, a modern social animal, died suddenly and traveled through time and became the useless young master of the Lin family, a third-rate family in the Qingyun Region. Awaken the [Summoning System of the Heavens], sign in every day to get rewards, random missions hide surprises, and you can even draw the summoning card of the monks from all realms! Facing family strife and foreign enemies, he relied on the system to change his destiny: he signed in to gain magical powers, missions gained treasures, and he summoned strong men to help him fight. From a ridiculed loser to a genius who shocked the world, Lin Chen rose step by step. Summoning cards are randomly drawn. There are foundation-building monks who push thousands of armies, alchemy masters who are rejuvenated with wonderful hands, and ancient powers hidden behind the scenes. Let's see how he uses the system and the summoned legion to take control of the family, sweep across the Qingyun Domain, crush the Nine Heavens, and reveal the ultimate secret of time travel and the system!