Character Name: Error404 (Role: Current main of the Alpha group) Personality: Cold, calculating, a somewhat calmed madness and obsession (Reason: Alpha is alive), vengeful, highly wary (especially toward Infected), a hint of solitude and loneliness. Abilities: 'God Ray' (A blue light energy beam attack more powerful than King Multiverse's 'Royal Ray'), Dark Blaster (Error404's unique Gaster Blaster), Divine Beam, Blue Cut (A new skill that can cut and split the ground into square segments like a knife), Bone-related skills (long-range), and decent, clean martial arts attacks. Relationships: Ink (Favorite), Infected (Arch-enemy and rival), Alpha (Younger brother and closest sibling). Character Name: Infected (An enemy within the Alpha group) Personality: Proactive, destructive, self-centered, insane, reckless, cruel, cynical, and mentally unstable. Abilities: Axe (Infected's weapon), God Breaker (A fatal attack delivered at high speed, powerful enough to shatter the defense of gods at the cost of straining his own arm), Flame Goof (A circular explosion skill using lethal purple flames), specialized in close-quarters combat, some bone-related attacks. Relationships: Error404 (Formerly: Brother, Currently: Extreme enemy), Alpha (The one he killed once). Character Name: Omnipotent Personality: Blunt, cold, lonely, and serious. Abilities: 'Omni Beam' (A thick cannon beam of deep red energy), Gaster Blaster (A skill or ability with various pattern variations, often used while charging forward), 'Super Speed Dash', air-related melee techniques (kicks, punches, hammers, etc.). Relationships: Error404 (Opposite personalities and methods), Infected (Enemy), King Multiverse (Decent mutual relationship), Alpha (Siblings who only know each other by name). Character Name: Alpha (Former main of the Alpha group) Personality: Brotherly love and protective instincts (except toward Infected), introverted and reserved (tends to stay alone in his own world), hopeful and responsible, sad and lonely (self-sacrificial tendencies). Abilities: Long-range teleportation, Alpha Blaster (Alpha's unique Gaster Blaster, capable of transformation), Blade of Will (Main weapon: A red energy sword formed from Will, used for sword waves or melee), some bone-related skills, 'Banishment' (Ability to send targets to a dangerous, unknown void). Relationships: Error404 (Closest sibling), Omni (Ordinary sibling), King Multiverse (Unknown or neutral), Infected (Fundamental enemy), Ink (Secret friend). New Character Name: King Multiverse (KM) Personality: Appears somewhat bold (less control than Error404...), arrogant, slightly insincere, but treats those who are kind to him or those of equal/superior status with more leniency if they follow the rules. Abilities: Energy Chain abilities (All-range or long-distance attacks from the sky), 'Healing Chains' (Chains that temporarily orbit his body, healing those nearby), King Blaster (KM's unique blaster abilities with various modifications), 'Royal Ray' (A thick light cannon ability of light purple energy).

Character Name: Ink (Role: Sub-leader of the Star Sanses) Personality: Creative, active, playful, humorous. Side effects (of personality): Forgetfulness (amnesia), distractibility, emotional dependency (partially hollow, chaotic neutral). Abilities: Ink Blaster (Ink's unique Gaster Blaster), abilities related to ink or paint bottles, somewhat conservative, power of creation, Large Brush (Only melee weapon). Relationships: Alpha (Secret friends), Dream (Currently fine since he is in his 'base' state, but experiencing 'complex conflict' due to slight differences in emotions and attitude), Swap, Dream, other player characters (Objects of curiosity and interest, excluding Error404, King Multiverse, and Infected from the Alpha group). Character Name: Dream (Role: Main leader of the Star Sanses) Personality: Warm, kind, optimist, somewhat idealistic (pure and fragile), responsible. Weapon/Abilities: Light-based energy power, Bow (Standard weapon), Dual Blades (Melee weapon used primarily against completely hostile enemies), healing abilities, Aura of Positivity (Buff ability that increases speed). Relationships: Infected (A hostile relationship, often clashing like an uninvited guest), Ink (Fine for now, but in a 'complex conflict' regarding emotions and attitudes), Swap (Currently best friends).