The Disciples I Raised Are All Villains

“Disciples, remember this when you descend the mountain: uphold justice, walk the righteous path, and do not disgrace your master’s name.”
“Yes, Master!”
Many years later…
Disciple #1 (The Trap): “I am the Supreme Demon Lord of the Purple Extreme. Under the heavens, all lands belong to the king, and all people are his subjects.”
Disciple #2 (The Moe Girl): “I control the fate of life and death. All men under heaven are mere dogs at my feet!”
Disciple #3 (The Obedient One): “Master, I just realized… I am the reincarnation of the Demon Clan’s Princess…”