"What tricks do these Pirates have?"
"Behind the sails is a large net, and the Pirates will hang on it. As they get close, they'll leap over with the help of cables. They'll also throw grappling hooks onto the ship. As long as the hooks catch, they can climb over using the ropes, and those with good skills can even walk directly over on the ropes…"
Having an experienced old captain was useful; it at least allowed Lance, who was unfamiliar with these matters, to quickly understand the Pirates' methods.
One can only say their tactics are quite primitive; boarding combat is just a brawl devoid of any real skill.
Supernatural Power isn't so readily available. Or perhaps, once one leaves that circle, it becomes so rare that many ordinary people never encounter it in their entire lives…
Inside the pirate ship, just as the old captain had described, a dozen or so Pirates stood behind the canvas, each holding a rope in one hand and various weapons—short swords or scimitars—in the other.