When a skill reaches its threshold level, it would gain some aspects of the next evolution of the ability beforehand.
Just like Alfin's Danger-Discernment gained the power of precognition from danger and saved him from getting kidnapped by Nephylite.
The same thing happened when he leveled up his muscle control to the limits. A certain feature of it was unlocked when the Muscle Control skill gained a small (*) to its name.
"Surprised that your trick didn't work?" Alfin asked, looking at the confused face of Bella. Who was barely able to look at Alfin as his tentacles entered her body, inching towards her intestine and her lungs, dividing into thinner tentacles whenever they reached a new pathway.
"That piece of flesh has no nerve endings, no channels for your data bomb to travel through." A simple application and why he was so confident in his attempt.
"But sadly, this ability has some limits and you might feel pain due to it."