The Battle Begins with the Decisive Battle

Darkness!

Chill!

Desolation!

Monotony!

This was the Underworld, the third realm of Theros besides the mortal world and Nyx's Divine Realm.

Since the Underworld lay deep beneath the earth, there was no distinction between day and night here. It was the final destination of all dead souls in this world.

Ynnead Erebos was the ruler of this realm.

From the moment of his birth, he had been cast here by the fearful and suspicious sun god Heliod.

Because what death represented stood in absolute opposition to the sun, the relationship between Ynnead and the sun god had always been tense. They could even be called each other's greatest enemies.

That was why, in the original timeline, Elspeth handed Heliod over to Ynnead Erebos for custody after defeating him.

But now, as Ashiok unleashed terror and nightmares that consumed the world, the Underworld had inevitably begun to suffer as well.

Countless souls of the dead, once either peaceful or muddleheaded, had now completely fallen into horrifying scenes that lay somewhere between reality and dreams.

Thousands upon thousands of Nightmares born from fear roamed the black mist of the Underworld. From time to time, they would burst out and forcibly abduct souls.

By the time those souls appeared again, they had already become twisted and horrifying creatures.

And as more and more dead souls were turned into Nightmares, the Underworld, already sinister and terrifying in its environment, became increasingly dangerous and dreadful, like a wok of oil brought to a boil over firewood.

At first, Ynnead Erebos had still tried to fulfill his duty by killing those Nightmares and allowing the dead to rest in peace.

But before long, as the number of Nightmares multiplied exponentially, the situation was declared completely out of control.

Even he himself had become twisted by the