Characters in Counter-Strike Online:
- Natasha - Spetsnaz Elite Sniper
- Choi Ji Yoon - 707 Commander
- Criss - SAS Medic Expert
- May - Chinese Spy
- Keith Icahn - Famous Zombie Hunter
- Gerard - Former SAS General
- Lucia - Garcia Fleet Marine Commander
- Enzo - Marine Soldier
- Natasha (Casual) - Spetsnaz Elite Sniper (Casual Clothes)
- Alice (Limited Edition) - Alice in Maid Dress
- Walter - Aegis Institute Mercenary
- Choi Ji Yoon (Limited Edition) - 707 Commander (Infiltration Outfit)
- Isabelle - Former Boxer
- Henry - Master Craftsman
- Dominique - Escapee of Super Soldier Program that has interest in Alin
- Soy - Aegis Institute Researcher
- Ha Ly - Aegis Institute Scientist and Agent
- Dr. Han - Aegis Institute Security Agent
- Rebecca - Police Officer
- Ian - Undercover SOZO Operator
- Commander Victor - Rescue Team Commander
- Dorothy Dark Knight - Member of a secret special group of superhumans
- Sonya Lycanthrope - Member of a secret special group of superhumans
- Transcendent Choi Ji Yoon - 707 Commander (Transcendent Uniform)
- Lisa - CTU Special Agent
- Transcendent Fernando - Returned Exorcist
- Special Agent Lucia - Garcia Fleet Marine Commander (Spec Ops Uniform)
- Aetheris - Overseer Agent
- Sheriff Gerard - Former SAS General (Sheriff Outfit)
- Kal-El - Overseer's Guardian Angel
- Lifeguard Dominique - Escapee of Super Soldier Program (Summer Swimsuit)
- Black Rose Miho - Magical Girl
- Jack the Ripper Henry - Master Craftsman (Halloween Costume)
- Cyborg - Cybernetically-Enhanced Human
- Yeong Shin - Joseon Landing Army Member
- Drill Instructor Gerard - Former SAS General (Drill Instructor)
- Special Agent Criss - A SAS member with excellent shooting skills
- Leader Soi - Leader of the Aegis Institute
- High Elf Natasha - Preparing to prevent the resurrection of the Demon King
- Mirage (Character) - Leading virtual streamer on the VR platform Krono World
- Ethan - A judge who exterminates evil and does good
- Roy - A popular mercenary in the mercenary corps
- Jennifer - Journalist turned experiment subject
- Ritsuka - Red Army Member
- Yuri - Elite Crew Bomb Expert
- Erika - Lost City Survivor
- Spade - Hired Gun
- David Black - SAS Defector
- Michaela - Pirate Captain
- Raven - Pirate Crew Member
- Jennifer (Uniform) - Journalist turned experiment subject (Uniform)
- Yuri (Limited Edition) - Elite Crew Bomb Expert (School Uniform)
- Carlito - Vanguard Company Mercenary
- Michaela (Limited Edition) - Pirate Captain (Casual Outfit)
- Ling Ling - Mystical Idol Star
- Gunsmith - Craftswoman
- Alin - Adept B-Girl
- Jim - Leader of Red Lizard Mercenaries
- Krieg - Former Spy
- Jenny - Master of dark negotiation
- Ace - Thief
- Yuwei - Taiwanese Terrorist
- Flora Paladin - Member of a secret special group of superhumans
- Elizabeth Crimson Hunter - Member of a secret special group of superhumans
- Transcendent Yuri - Elite Crew Bomb Expert (Transcendent Uniform)
- Transcendent Michaela - Pirate Captain (Transcendent Uniform)
- Mila - Elite Crew Sniper
- Transcendent Blair - Returned Zombie Hunter
- Rose Phoenix - Special Party Leader
- Pirate Michaela - Pirate Captain (Pirate Outift)
- Axion - Overseer Agent
- Outlaw David - SAS Defector (Wild West Outlaw Outfit)
- Medea - Overseer Witch
- Vacation Alin - Adept B-Girl (Swimsuit)
- Pink Heart Shiho - Magical Girl
- Ghost Bride Ritsuka - Red Army Member (Halloween Costume)
- Queen - The Head of Queen Mercenary
- Lee Chang - Joseon Crown Prince
- Private Erica - Lost City Survivor (Private Costume)
- Boss David Black - The Living Legend of SAS
- Super Soldier Jennifer - A Former Reporter
- Kyrix the Brave - Member of the promising warrior family
- Anemone - A pro gamer of Krono World
- Ishmael - A woman of noble family as a mixture of vampire and human blood
- Romi - A survivor of the forgotten city
Characters in Counter-Strike Online 2:
- Ryan - SAS Operator
- Jean Pierre - GIGN Operator
- Lisa - Navy SEAL's Elite Force Member
- Michael - CTV Agent
- Choi Ji Yoon - 707 Commander
- Lincoln - CTU Director
- Marie - Police Officer
- Kim Dae-Ho - 707 Commander
- Emma - Chairman of The William Cultural Foundation
- Carrie - CTU's Private Think Tank Consultant
- Heather - Unofficial Admiral of the French Navy
- Miyu
- GSG-9
- Helga - Spetsnaz Operator
- Kenji - SAT Operator
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