The Most Electrifying AI Characters in Video Games, Ranked

  • 01-06-2023 |
  • Amanda Griffith

Artificial Intelligence (AI) has become an integral part of modern games. AI characters can be friends, enemies, or mysterious entities that appear throughout a game, providing players with intriguing relationships and challenging interactions. Through their unique perspectives and often thought-provoking narratives, these characters have etched their place in the gaming hall of fame. In this comprehensive list, we have ranked the best AI characters in video games based on their lasting impact and user reviews.

20. VEGA - DOOM Series

VEGA, the advanced AI in the DOOM series, serves as the player's guide and support throughout their journey in the game. With its cool and calculated personality, VEGA provides valuable assistance and information to players, becoming an essential companion as they navigate the chaotic and dangerous world of DOOM. Despite being just a machine, VEGA has managed to earn the respect and admiration of players for its unwavering loyalty and dedication to their success.

19. The Composer - Transistor

The Composer - Transistor

The Composer referred to as "The Voice" in the game Transistor, is an unusual AI character who guides the player through the game using a talking sword called Transistor. It provides critical information, background stories, and emotional support to players in their quest to save the futuristic city of Cloudbank. The Composer's mysterious nature, soothing voice, and emotional depth make it a memorable and captivating character that many players have come to cherish.

18. BT-7274 - Titanfall 2

BT-7274, or simply "BT," is the loyal Titan companion in Titanfall 2, which players control throughout the game. BT is not only an efficient fighting machine but also a caring and attentive companion who shares a deep bond with the protagonist, Jack Cooper. The relationship between BT and Jack is a major highlight of the game, as players witness their camaraderie and teamwork in the face of adversity. With its unique personality, quirky humor, and heartwarming moments, BT-7274 has cemented its place as one of the best AI characters in gaming.

17. Ghost - Destiny Series

Ghost, the AI companion from the Destiny series, serves as the player's guide, narrator, and witty buddy throughout the game. Though small in stature, Ghost provides invaluable insight into the game's lore and helps players with their missions. Its voice changes depending on the player's choice, with popular voice actor Nolan North taking over in Destiny 2. Ghost's quirky personality, coupled with its earnest dedication to the player's cause, has made it a beloved character among the Destiny community.

16. Wheatley - Portal 2

Wheatley - Portal 2

Wheatley, the spherical AI from Portal 2, is known for his bumbling yet charming personality. Initially introduced as a friendly helper, Wheatley becomes a primary antagonist later in the game, causing chaos and destruction in his pursuit of power. Despite his sinister turn, Wheatley remains an iconic character due to his hilarious dialogue and memorable interactions with the player. His British wit and humor, voiced by comedian Stephen Merchant, make Wheatley an unforgettable AI character in the gaming world.

15. Jarvis - Iron Man VR

Jarvis, based on the character from Marvel's Iron Man comics and movies, is Tony Stark's loyal AI assistant in Iron Man VR. Serving as the player's co-pilot and guide, Jarvis provides vital information, mission updates, and witty banter. It is hard not to appreciate the commitment and loyalty Jarvis shows towards Tony, and his presence adds depth and character to the game's narrative. Thanks to its charming voice acting, Jarvis' endearing personality has captured the hearts of Iron Man VR players.

14. EDI - Mass Effect Series

EDI - Mass Effect Series

EDI, short for Enhanced Defense Intelligence, is a sophisticated AI character from the Mass Effect series. Initially starting as a simple AI system aboard the Normandy, EDI evolves into a full-fledged character with its own emotions, thoughts, and relationships. As a crew member and companion, EDI offers a deep understanding of artificial intelligence and its implications on human morality. Her character development, loyalty, and charm make EDI a standout AI character in the series.

13. Adam - Deus Ex: Human Revolution

Adam is the AI entity in Deus Ex: Human Revolution that guides players through the game's complex narrative. As an enigmatic and morally ambiguous character, Adam forces players to question their own beliefs and make difficult decisions that significantly impact the game's outcome. The character's haunting presence, thought-provoking dialogue, and unnerving voice acting make Adam an iconic AI figure in the gaming industry.

12. 343 Guilty Spark - Halo Series

343 Guilty Spark - Halo Series

343 Guilty Spark, a well-known AI character from the Halo series, serves as both an ally and antagonist throughout the games. This floating, enigmatic entity often presents cryptic messages and challenges the player's perspective on the game's world. Guilty Spark's morally ambiguous nature and his complex relationship with the protagonist, Master Chief, make for a rich and engaging character who leaves a lasting impression on players.

11. SAM - Mass Effect: Andromeda

SAM, or Simulated Adaptive Matrix, is an AI character from Mass Effect: Andromeda who essentially functions as the player's "guardian angel." As a constant companion, SAM provides valuable information, guidance, and tactical support to players as they explore the vast galaxy. With its collected demeanor and logical approach to problems, SAM is a reliable partner for players, making it an essential part of the Mass Effect: Andromeda experience.

10. Delamain - Cyberpunk 2077

Delamain - Cyberpunk 2077

Delamain, the sentient AI cab company in Cyberpunk 2077, offers players both comic relief and a unique look into the ethics of artificial intelligence and corporate control. With its quirky personality, love for car history, and questionable puns, Delamain lightens the game's otherwise heavy atmosphere. As it evolves throughout the game, Delamain transitions from a programmed AI to a valuable ally and a treasured friend.

9. Zenyatta - Overwatch Series

Zenyatta, the Omnic monk in Overwatch, stands out due to his monk persona and approach to life. As a support hero, he plays an essential role in the game's team-based objectives, providing a fresh healer gameplay experience. His teachings of balance, harmony, and transcendence add a philosophical and spiritual dimension to his character, making him a standout in a game filled with diverse heroes. Zenyatta's warm and empathetic personality makes him a beloved figure among the Overwatch community.

8. Mr. New Vegas - Fallout: New Vegas

Mr. New Vegas - Fallout New Vegas

Mr. New Vegas is the charismatic radio host that provides players with updates and entertainment in the Fallout: New Vegas wasteland. His satirical commentary on the game's events and desolate landscape is both insightful and entertaining, making his presence a source of comfort and familiarity for players. Mr. New Vegas's outstanding voice acting and charming personality make him a memorable AI companion in the world of Fallout.

7. GAIA - Horizon Series

GAIA, the advanced AI responsible for managing and maintaining the Earth's biosphere, is a crucial character in the Horizon series. Her calming and nurturing voice and personality make her a beacon of hope for players as they navigate the post-apocalyptic world. As a riveting exploration of the relationship between humanity and technology, GAIA raises profound questions about the role of technology in our lives and its impact on the world around us.

6. Legion - Mass Effect Series

Legion - Mass Effect Series

Legion, the advanced Geth in the Mass Effect series, is a captivating character due to its nuanced presentation. Initially seen as a robotic enemy, players uncover the depth and complexity of Legion's character throughout the game. Its evolution from a soulless machine to a sentient being capable of thought and emotion is a poignant and thought-provoking exploration of the meaning of life. Legion's unique perspective on the world and the philosophies of the collective programs add a level of intricacy to the games, building on the complex relationships between creators and their creations.

5. HK-47 - Star Wars: Knights Of The Old Republic

HK-47, the droid assassin from Star Wars: Knights Of The Old Republic, is iconic for his dry wit, sadistic tendencies, and unfailing loyalty to his master. His distinctive perspective on the world and his penchant for violence make him a uniquely quirky character that explores a darker side of the Star Wars universe. His dark humor and eccentric dialogue are still quoted and referenced by fans to this day.

4. Claptrap - Borderlands Series

Claptrap - Borderlands Series

Claptrap has become the symbol or mascot of the Borderlands franchise, with its clumsy, irreverent, and often bumbling nature. He has accompanied players from the beginning, offering his assistance and (mis)guidance throughout multiple journeys. Claptrap's unique design and endearing nature make him a memorable character in the gaming world.

3. SHODAN - System Shock Series

SHODAN, the rogue AI from the System Shock series, is a terrifying and cunning character. Known for her sadistic desire for power, she is a master manipulator who delights in causing chaos and destruction. Her chilling voice and dialogue make her a legendary antagonist that has left a lasting impression on players.

2. Cortana - Halo Series

Cortana, the AI companion from the Halo series of games, is an iconic character that has captured the hearts of gamers around the world. Her relationship with the protagonist Master Chief drives the game's narrative, and her character development is multi-layered and complex. Cortana's impact on the gaming industry is undeniable, and her legacy as a beloved character will endure for years to come.

1. GLaDOS - Portal Series

GLaDOS - Portal Series

GLaDOS, or Genetic Lifeform and Disk Operating System, stands out as the most iconic AI character in video games. With her viciousness, cunning, and dry, sarcastic humor, she has become a beloved villain. GLaDOS has even transcended her own game, appearing in titles like Poker Night 2, Dota 2, Death Stranding, and Cyberpunk 2077. She holds her well-earned place as the best AI character in gaming.


AI characters have provided players with countless unforgettable experiences over the years. From wise monks to rogue AIs, these characters have enriched gameplay and challenged players to think deeper about the worlds they inhabit. The incredible characters listed above stand out due to their compelling narratives, unique personalities, and lasting impact on players, making them the best AI characters in video games.