Jim Lake Trollhunter. As the first human Trollhunter, he bravely defends the realm of Arcadia against evil creatures like Gunmar the Black and Morgana. Jim's journey is marked by growth, friendship, and sacrifice. Alongside his loyal friend Toby and girlfriend Claire, and his mentor Blinky, he faces numerous challenges and forms alliances with other magical beings. Jim's family, including his mom Barbara plays a vital role in supporting him. He eventually becomes a troll himself then human again