The Bone King's Bizarre Adventure

[Overlord Fanfic + The Fourth Calamity + Lighthearted + World Tree]

Overload was once a wildly popular game, but today it has reached its final hour...

The game vanished from the real world forever, and with it went one player who had chosen to stay online until the servers shut down...

“The control panel is gone?! What on earth is happening?”

After his initial panic, Momonga finally accepted that he had transmigrated to another world. But he wasn't discouraged. He decided to make a name for himself and find the other players (by conquering the world).

In the Treasury, he spotted that April Fool's prank, a World-Class Item. It supposedly summoned the mightiest immortal army. Out of curiosity, he tried to use it, and what appeared was...