Charles was most familiar with the Asilo Clan's Angel's Thorn, a transcendent swordsmanship which had earned him countless accomplishments and victories over formidable foes—but with Zimmerman at his side, he could only utilize the swordsmanship he had improved on during his time at the Behemoth National Academy.
Even so, with his solid foundation in swordsmanship, even the most common techniques became extraordinary in Charles's hands, striking with fierce and overwhelming force.
Despite the power of the sixth-level beast, Charles had Eagle Strike, with which he could engage swiftly, ensnaring the creature single-handedly.