Regarding the duration of the spell, Luan was in no hurry to test it on himself again.
Besides, he had no desire to experience that helpless feeling of being hit by the spell again.
Once his legs were free of restraint, he used Matchstick Man to cast Locomotor Mortis again.
This time, no matter how hard Luan tried, Matchstick Man's legs remained firmly locked together, without the slightest sign of separating.
In the end, the spell lasted for more than ten minutes.
"Looks like George and Fred weren't pulling a prank on me. Experiencing it firsthand really can improve your ability to cast spells."
Having learned something new, Luan could not resist testing it on Matchstick Man several more times.
Only after confirming that Locomotor Mortis really had become more effective did he return to the dormitory to rest.
On Friday morning, after finishing his spell practice, Luan hurriedly reviewed the material for today's Potions Class.
Snape's classes required thorough preparation. It was one of the most useful conclusions Luan had reached since the start of term.
Fortunately, Luan had already finished reading A Thousand Magical Herbs and Fungi this week, so he only needed to review Magical Potions and Elixirs.
For Luan, reviewing the day's lesson was enough.
After all, aside from the first Potions Class, Professor Snape had never asked Luan questions beyond the curriculum.
Of course, Harry was an exception.
Having trained in Quidditch for a month already, Harry hated Potions Class more than anything.
Every Friday, all he could do was endure the humiliation. As long as he made it through Potions Class, he would be as happy as if he had caught the Golden Snitch during training.
Quidditch was extremely important to Harry. Aside from helping him ease the misery of Potions Class,
his Wizard