Gender: Male Affiliation: Republic of Korea Army Rank: Sergeant Major (Declined promotion) Position: First Sergeant - Info 2 Origin: Earth-21, South Korea Alias: The One and Only Combatant Special Note: First Sergeants are usually deployed to the rear, but I fight on the front lines. Personality: Refreshing and straightforward.

Gender: Female Affiliation: Republic of Korea Army Rank: Colonel Position: 4th Battalion Commander Department: Headquarters - Info 2 Origin: Earth-21, South Korea Alias: The Irrefutable Commander Special Note: Don't look down on me because I'm a woman. I'm at least 15 times stronger than you. Personality: Kind yet blunt (Tsundere vibes)

Gender: Male Affiliation: USA - Delta Force Rank: Lieutenant Colonel Position: Combatant (Deployed) Department: Infantry - Info 2 Origin: Earth-21, USA Alias: The Ultimate Nerd Special Note: He gets teased for being a nerd, but his combat power is equivalent to an entire battalion. His situational judgment is second to none. Personality: Sly and calm