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[Easy and invincible cool article] Li Chuan traveled through time. He has two systems, a sign-in system and a million-fold sign-in amplification system! "Congratulations to the host for successfully signing in and gaining twenty years of internal power!" "With a million-fold increase, congratulations to the host for gaining 20 million years of internal power!" I thought I was instantly invincible, but I never expected it! He couldn't hold back the 20 million years of internal power gained by multiplying it by a million times, and he might directly break the world with one move... Therefore, in order to avoid the tragedy of accidentally shattering the world, Li Chuan, who was already invincible, had to hide his strength and look for ways to perfectly control his own internal power...