Tyler "Ty" Archer is Abby's little brother and a hard kid to face. He is extremely intelligent and studious, possessing a cool, active and analytical mind that takes everything in. He sees himself as a scientist and he takes his job very seriously, too seriously if you listen to Abby. In his mind, science is everything, and his goal is to be remembered with the very best in his field. He and Lab Rat share many common interests. On the field, Ty pilots the GRS-1 and is great at strategic maneuvers. His quick thinking has saved the day many times. His utility pack doubles up as a jet pack. Ty owns a chemistry set at home and often does analyses on things he finds (e.g. Hairball’s hairballs). He gets tongue tied around his love interest Naomi. It was hinted in the episode “Queen for a Day” that he is afraid of clowns. He is also allergic to dust mites. Ty is hinted many times to be the most intelligent member of the bureau of Grossology, being much smarter than Abby and even Lab Rat.
He also is determined to win a race or a contest. In the greatest race ever crawled, he wants to defeat Insectiva in a race. Even when this is just a trick of her. In The Insider he and his friends built a robot called Grossotron to win a robot battle. But when Lance Boil gets in to his body, he still wants to go to the robot battle. In Survival of the grossest Ty uses Insectiva's mutagen to win a science competition .
He wears blueprints shirt and a brown pants with belt. Ty wears orange slimesuit and he has a jet pack too he also loves to challenge Abby and once challenged her to an insect race.