In this castle, there is a unique benefit: one can duel with immortals in illusions, and they can also become immortals themselves in fantasies, facing off against other immortals.
In reality, perhaps the people they encounter are actual humans, and those they spar with are merely castle dwellers.
They entered the illusory realm, learning numerous secret manuals and techniques.
Plus some other skills.
They can choose to cultivate these skills and abilities.
The first batch of mortal disciples collected included those aged 5 to over 15, and some were ordinary people employed in management roles, receiving benefits, and learning common skills and techniques, stepping onto the path of cultivation.
Elsewhere in the cultivation world, this castle has an aura unparalleled by those prominent families and Immortal Sects in the realm.
A year ago, in the mortal realm and cultivation world, there was cooperation between demons and devils, causing many deaths and heavy losses.
