You need to give them a unique backstory and motivation. Make them complex, not just one-dimensional evil.
To create a great sci-fi villain, focus on their goals and how they'll go about achieving them. Make their methods innovative and unexpected. And don't forget to give them some weaknesses to make the story more interesting.
Chapter 303, "The Contest Begins", is the clearest early answer because it turns Damon's situation into a concrete plot event. It opens with The great colosseum trembled with anticipation. and closes on Its eyes gleamed with red malice.. The key payoff is that the chapter closes with I'm happy to say I'm done now and to make up for this, I'll mass release for the next three days.
Chapter 284, "Defending Westmont III", is the clearest early answer because it turns Defending Westmont III's situation into a concrete plot event. The setup is Arielle soared high above the battlefield, the wind whipping against..., but the pressure keeps building through From up here, she could see everything—the clashing armies, the....
Chapter 39, "Three strikes and you're out.", is the clearest early answer because it turns Rogel Camp's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Having been the leader of Rogel Camp for fifteen years, Luo Ming... and follows through with Li Hu's face showed a flash of anger, and he immediately stepped....
Chapter 416, "Not When The Enemy Is Already Inside", is the clearest early answer because it turns Damien's situation into a concrete plot event. The chapter gives readers a real answer by opening on Ruuuun!" "They've breached the city!" "Don't look back and keep... and ending on Damien finally shifted his weight forward..
Chapter 437, "He Was Right To Hide It", is the clearest early answer because it turns Arielle's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The city gates loomed ahead with smile still curling lazily from the... and follows through with If that gate exists, then it makes things easier..
Chapter 290, "Weakness? That Wasn't An Option", is the clearest early answer because it turns Damon's situation into a concrete plot event. It opens with The hallways of ElderGlow Academy were always filled with students,... and closes on I'd have been disappointed if I missed the competition." Daveon....
Chapter 210, "Stealing His Kills", is the clearest early answer because the violence around Damien becomes final instead of hypothetical. The chapter turns that into something concrete by moving from Damien and Arielle finally reached their destination while the shady... to Meanwhile, Luton slithered across the battlefield, its crimson red....
Chapter 473, "Gathering Items", is the clearest early answer because it turns Gathering Items's situation into a concrete plot event. A useful checkpoint is the way the scene starts with By the time dawn crept through Damien's window, his magic core had... and follows through with Then lifted his gaze to the distant horizon—beyond the city walls,.... By the close, How it worked, he had no idea., and the chapter closes with "Yes," he said softly.
Chapter 342, "Catching Up", is the clearest early answer because it turns Arielle's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The door opened with a low creak. and follows through with I don't think this sort of thing suits me.. By the close, And we still would." Arielle smiled faintly., and the chapter closes with "…Nope.
Chapter 18, "Attempting to Hunt", is the clearest early answer because it turns Xia Hong's situation into a concrete plot event. It opens with Why was Da Shi Camp certain that the Snow Mane was a leftover picked... and closes on In fact, during their many previous outings, the two had already seen.... The key payoff is that the chapter closes with Thump... Thump... Thump..., which gives Xia Hong a stronger narrative position and pushes the power growth onward.