Global Castle: I Started with a Slime, but I Can Sign In

The Age of Castles for All!

Billions of people transmigrate to the Legendary Continent together!

There are all kinds of troops,

all kinds of abilities,

and all kinds of castles!

But Ye Feng's troops are the lowest rank: Black Iron!

Yet Ye Feng gets a sign-in System,

and his castle is the darkest of them all!

What does dark mean? It means he's ruthless!

Even after Ye Feng's castle has been upgraded to King I,

people still call him the Black Iron Lord!

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.