The underground hall of Demon Castle!
Before the gate leading to the other Subsidiary Worlds, Ultimate Demon Beast's legion stood ready to depart!
With so many Evil Digital Beasts gathered together, the darkness power filling the hall had grown even denser!
Many of the Evil Digital Beasts looked excited, poised to spring into action.
At the head of all the Digital Beasts, Ultimate Demon Beast stood before the altar with a stack of cards in hand!
Ultimate Demon Beast, the largest of them all, manipulated the cards with power, placing them into the altar's nine slots one by one!
Once the cards filled the altar's nine-slot grid, Ultimate Demon Beast held a hand above it!
"Hah!"
Ultimate Demon Beast's deep voice rang out as dense dark power flowed from that outstretched hand!
The dark power poured onto the nine-slot altar, fueling the gate!
A black radiance lit up the surface of the gate leading to the Subsidiary World, and symbols gleamed across it!
Rumble!!!
A deafening rumble rang out as the gate leading to the Auxiliary Plane slowly slid open to either side!
Beyond the gate, black light blossomed!
Dense dark power surged through the gate and swept across everyone present!
The Evil Digital Beasts gathered there could not help trembling as they felt that dense dark power!
It was so pure. The dark power released by the Auxiliary Plane was even purer than that of the Dark Region!
Some Evil Digital Beasts even grew dazed, heavy breaths rasping from their throats!
Once the gate had opened fully, LadyDevimon stepped forward from beside Ultimate Demon Beast!
"Proceed in the predetermined order! Vanguard, move out! Logistics troops, stand ready!"
LadyDevimon pointed a right hand at a large group of elite Perfect Stage Digital Beasts and shouted!
The selected elite troops did