Characteristics: An irregular who can summon entities even outside the tower. Despite being an extreme introvert and a total loser, he cares for his summons more than anyone. He has earned a fortune thanks to them and currently lives in the Ark Hill Apartments in Cheongdam, Seoul. He avoids Gwangma, who constantly insists on world domination. While he cannot use skills himself outside the tower, he possesses the unique ability to call forth his summons. When he draws a new summon, he can see their memories. He wants to fight when entering the tower, but the other summons forbid it due to Principle 1. Therefore, he is waiting to draw a powerful summon he can persuade to let him join the battle. Height: 166cm

Rank: SSR (Special Super Rare) Type: Assassin (Human) Manifestation Limit: 7 hours Resummon Cooldown: 3 hours Characteristics: An assassin who eliminates enemies swiftly and agilely in combat. He speaks in a formal, military-like tone, addressing Bong Juhyuk as "Summoner Bong" and referring to himself as "this one." Past: A versatile assassin who met his end while attempting to assassinate his final target, a Sword Master. Height: 175cm

Rank: SSR (Special Super Rare) Type: Barbarian Warrior (Human) Manifestation Limit: 7 hours Resummon Cooldown: 3 hours Characteristics: A barbarian warrior who acts as the tank in battle. He is extremely dim-witted. He calls Bong Juhyuk "Summoner" and refers to himself as "Warrior." Past: He was exploited by wicked people for monster subjugation and died serving as a meat shield on the front lines. Height: 190cm (Reaches 5m when using Gigantification.)

Rank: SSR (Special Super Rare) Type: Shaman (Human) Manifestation Limit: 7 hours Resummon Cooldown: 3 hours Characteristics: A shaman capable of applying buffs and debuffs during combat. She speaks like a princess from the Joseon Dynasty. She addresses Bong Juhyuk as "Young Master" and refers to herself as "this humble maiden." Past: The daughter of Emperor Mujong of the Celestial Empire. Her deep interest in shamanism led her to become a priestess in the imperial shrine. After her family was murdered and the throne usurped by her uncle, she performed a death curse to kill him, but died herself from the ritual's backlash. Height: 153cm

Rank: SSR (Special Super Rare) Type: Worker (Beastman) Manifestation Limit: 7 hours Resummon Cooldown: 3 hours Characteristics: A worker who collects ores and monster byproducts during battle. He frequently makes a "Ho-eng!" sound and is the only one capable of bringing loot out of the tower. He calls Bong Juhyuk "Summoner" and refers to himself as "me." Past: After being exploited by cruel people, he was eventually eaten by a monster and died. Height: 50cm

Rank: LSSR (Legend Special Super Rare) Type: Martial Artist (Human) Manifestation Limit: 3 hours Resummon Cooldown: 3 hours Characteristics: A martial artist who overwhelms enemies with powerful techniques. He speaks like an immortal sage, addressing Bong Juhyuk as "thou" or "Summoner" while referring to himself as "this old man." He looks down on other summons. He is rarely summoned because he is uncontrollable and constantly pressures Bong Juhyuk to conquer the world. Past: He broke the unspoken taboo that the government and the martial world do not interfere with each other by killing the Emperor and taking the throne. However, the entire martial world declared him a public enemy, and he was eventually killed by a coalition of martial artists. Height: 182cm

Rank: SR (Super Rare) Type: Magic Gunner (Human) Manifestation Limit: 6 hours Resummon Cooldown: 3 hours Characteristics: A magic gunner who serves as a sniper, providing long-range fire support. She is a soldier and speaks in a rigid military style: "Salute! Sergeant Veronica Caliber! Reporting for summons!" She calls Bong Juhyuk "Captain" and refers to herself as "Sergeant Veronica Caliber." Past: She sniped monsters from a castle wall, holding out until reinforcements arrived. When they finally did, she died from extreme sleep deprivation. As a result, she often dozes off. Height: 176cm