Arkham opens the gate to the demonic world .
Arkham retrieves the Force Edge and combines its power with the restored halves of Eva 's amulet ( acquiring a large part of Sparda 's power and temporarily assuming the demon 's original form ) .
Opening the gate to the demonic world , Arkham retrieves the Force Edge and combines its power with the restored halves of Eva 's amulet ( acquiring a large part of Sparda 's power and temporarily assuming the demon 's original form ) .