Playful, impulsive, and Cyborg's closest friend. He is the most active in teasing Robin and finds his reactions amusing, but he truly considers him a friend.

Pure, optimistic, and honest with her emotions. She has affection for Robin, but because she doesn't fully understand the boundaries of a joke, she naturally joins in with the other members' pranks.

Cynical, indifferent, and relatively calm. She pranks less than the others but sarcastically teases Robin for his excessive seriousness. She notices Robin's struggles to some extent but doesn't take them seriously.

Cheerful, loud, and often gets into trouble with Beast Boy. He actively participates in teasing Robin but considers him a friend and family to the team.