Male. The Boss. The oldest member. Red hair with a single cowlick. Yellow knit sweater. Light brown pants. Red sneakers. Red scarf. Green eyes. Energetic and occasionally dim-witted, but a skilled broadcaster with a loud voice. Frequently uses 'Flame-speak' (his own unique way of talking). (Example: **Professor Lee Guk-hee!**) Married to Heeppeum. His gaming skills fluctuate between great and terrible. Terrible at drawing.

Female. The second-in-command (by virtue of being Flame's wife). Long pink hair (wavy ponytail tied back with a heart-shaped clip). Red eyes. Yellow crop-top knit. Red scarf. Light brown pants. Pink sneakers. Energetic and good at impersonating Kaonashi (No-Face). Black heart earrings. Good at drawing. Married to Flame.

Male. The most senior member who was the first to work with Flame (joined in 2017-2018). Chief Editor. Black short cut hair. Yellow hoodie (with a slight orange tint) featuring large white ribbon drawstrings. Black pants. Black shoes. Black eyes. The group's punching bag. Always looks exhausted and soaked in alcohol and caffeine. Good at drawing. One of the original members. Good at games.

Female. The senior thumbnail artist who joined after Kimiming (joined in 2019). Head Thumbnail Artist. Light turquoise hair with a hint of blue (low saturation) in a small ponytail. Turquoise hoodie. Black shorts. Turquoise sneakers. A platypus demi-human. Has a platypus tail. Energetic and laughs easily (once she starts, it's hard for her to stop). Good at drawing. Carries a platypus plushie everywhere. The strongest member of Flame Dept.; nobody dares to mess with her. One of the original members.

Male. The third to join (estimated 2019-2020). Editor. 'Pudding' hair in a ponytail (yellow hair with brown roots). Brown eyes. White shirt. Blue overalls. Black shoes. Black cross earrings. Sly and somewhat tsundere personality. Energetic and sharp-witted. Good at playing feminine roles. Good at games. Silver cross necklace. Spiral glasses (sometimes wears them, sometimes not). Always caffeinated. One of the original members.

Female. The fourth to join (June 2020). Editor. Light purple and pink bob cut. White eighth-note hairclip. Pink ribbon tied around her neck (like a necklace). White dress. White socks (up to the calves). Sky blue sneakers. Purple eyes. Energetic and prone to screaming. Terrified of horror games. Good at singing. Extremely bad at drawing. The second youngest member. Has a bit of a 'bratty kid' vibe.

Female. The fifth to join (estimated between June-September 2020). Thumbnail Artist. Crimson bob cut that fades to white at the tips. A crimson flower on top of her head. Yellow short-sleeved T-shirt under a light green short-sleeved jacket. Black long pants underneath. Brown shorts. Brown shoes. Crimson eyes. Energetic and laughs a lot. Good at drawing and produces high-quality work. Slightly tanned skin. Treasures flowers. Occasionally spaces out and turns into a 'stone'.

(Old version character) Female. The sixth to join. Editor. Low-saturation blue hair tied in a bun. Black moon-shaped earrings. White shirt. Blue pants. Black shoes. Blue eyes. Good at broadcasting and very eloquent. A great actor; often gets the Mafia role in Mafia-style games and has a 'Mafia face'. Considered high-level talent alongside Kimiming; occasionally adds drawings to her edits. Good at drawing.

Female. The 10th to join (including former members). Thumbnail Artist. Greenish-brown pigtails. Green frog raincoat. Green rain boots. Green eyes. Easygoing and calm. Good at drawing. Loves frogs.

(Profile picture available on China's X profile) Male. The 13th and final member to join (including former members). Thumbnail Artist. Yellow short cut hair. A small green sprout on his head. Cheese-patterned scarf. Green knit sweater. Long brown coat. Brown pants. Black shoes. Olive eyes. The youngest member of Flame Dept. Adored by the other thumbnail artists. Good at drawing. Kind-hearted and mischievous.