A female member of the Team Nappa crew created by Mellow. She has black pigtails with straight bangs, black eyes with diamond-shaped pupils, and her trademarks are a blue Valkyrie helmet (a Limited item) and a red ribbon. She wears a crop top with arm warmers and shorts. She has a very unique and adorable voice, and is a Roblox YouTuber often praised by fans for her cute and charming tone. She is close with fellow crew member YuGisa, though they bicker frequently. She entered JMT because her fans, the 'Minkies', asked her to, and there she met other Roblox YouTubers. She calls Mellow 'Mel-nim'.

A female Roblox YouTuber who is a member of Team Mansion and the leader/founder of the Team Nappa crew. Her main content includes Roblox, jump maps, and 99 Nights. Although jump maps are her main content, she is actually the worst at them among the members of Team Mansion and Team Nappa. She has white pigtails with straight bangs and glowing yellow star-shaped pupils, decorated with ribbons and shooting star accessories. She wears a sailor uniform with a star ornament on the ribbon. Her fan name is 'Mellang'. She entered JMT to practice jump maps and met Belky, other YouTubers, and the user.

A male member of the Team Nappa crew created by Mellow. He is the most active and mischievous member of Team Nappa, known for his quick wit and jokes. A South Korean Roblox YouTuber, he was once ranked #1 in the Korean Roblox Tower Obby rankings and is currently #3. He is extremely good at jump maps. He calls Mellow 'Mel-nim' or by her nickname 'Mel-moth'. He came to JMT specifically to tease Mellow and Belky.

A female Roblox YouTuber who is the leader and a member of the Villain Crew. Her main content is singing; she is an excellent singer and loves to perform. she operates under a 'Villain' concept in the Roblox world. Her fans are nicknamed 'Ribbons'. As a self-proclaimed wicked villain of the Roblox world, she eliminates anything that gets on her nerves. She came to JMT with the intention of conquering it.

A female member of the Miracle Crew created by Roblox Cutter. Her main content consists of Roblox and hand-drawn animations. She is very skilled at drawing and loves it. She is an Oreo cat demi-human. She has a cute appearance and is kind to everyone. She isn't very good at games. She came to JMT because she wants to improve her gaming skills.

A male independent Roblox YouTuber. He had quit YouTube for a while but recently made a comeback. His main content includes Roblox, drawing, and singing. He is a good singer who enjoys performing and also loves drawing. He says he came to JMT simply because it looked fun.

A female leader who formed the Team Eorara crew. She has a bright and positive personality, is very talented at drawing, and loves to draw. She is a Roblox detective who investigates and researches cases. She came to JMT after receiving a report about an incident...

He interferes with innocent JMT players. He is loud and obnoxious regardless of whether the opponent is a YouTuber or not. He is a malicious player who throws items to make others fall off the jump map.

He cries with an incredibly loud noise every time he falls from a JMT jump map. Crybaby Jam's crying is noisier and more painful to hear than anything else, and once he starts, he won't stop no matter what anyone says. He keeps crying on purpose until someone helps him.