I Signed In at the Zoo for Ten Years and Became Invincible

After transmigrating ten years into the past, Wang Wudao takes over the rundown zoo his father left behind. But then he unexpectedly gains the Zoo Sign-In System. By signing in beside any animal in the zoo, he can acquire that animal's corresponding skills.

So...

Sign in beside a mole and gain the skill Razor Claws.

Sign in beside an elephant and gain the skill Strength of the Elephant.

Sign in beside a tiger and gain the skill King's Aura.

With the principle of getting stronger to protect himself, Wang Wudao quietly signs in for ten years!

Ten years later, disaster strikes and alien creatures invade. Wang Wudao leaves the zoo, only to discover that he's invincible!

This novel is also known as Capturing Alien Creatures for the Zoo, Are Alien Creatures Animals?, and I Captured Animals for Ten Years.

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.