Fantasy: Strengthen the World Tree at the Beginning!

Travel to a fantasy world and become the leader of a weak cultivator country. Surrounded by tigers and wolves, there are powerful cultivation countries that are ready to move. Xiao Ran was very panicked. Fortunately, the system was activated in time and could strengthen all items. "Ding! The broken long sword is strengthened by +17, and you get the Immortal Killing Sword!" "Ding! The ordinary hen is strengthened by +19 and gets the Immortal Phoenix!" "Ding! The aging willow tree is strengthened by +20, and you get the Tree of the Immortal King!" In addition to strengthening, the system can also randomly summon special characters! A certain old devil with dark skin and average appearance "Master, would you like to write the book together?" A majestic figure sits cross-legged on the long river of time, gazing at all living beings "Who claims to be invincible, and who dares to claim to be invincible?" … This series of operations made the surrounding cultivation countries slowly discover that something was wrong with the small country at the center of them! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.