The original Deus Ex game developed by Ion Storm and published by Eidos Interactive was released, marking the beginning of the franchise.
Ion Storm, the game development company behind Deus Ex, was founded by John Romero and Tom Hall.
The sequel to the original Deus Ex game was released, continuing the story in a futuristic cyberpunk setting.
Square Enix, a Japanese video game company, acquired Eidos Interactive, the publisher of Deus Ex.
Eidos Montreal announced Deus Ex: Human Revolution, a prequel to the original game featuring advanced augmentations.
Deus Ex: Human Revolution was released, revitalizing the franchise with modern graphics and gameplay.
Eidos Montreal announced Deus Ex: Mankind Divided, the direct sequel to Human Revolution.
The latest main installment in the Deus Ex series was released, continuing the story of augmented humans.
A deadly nanotech-based virus is released, causing widespread panic and a global pandemic known as the Gray Death.
The United Nations Anti-Terrorist Coalition (UNATCO) is established to combat rising terrorist threats and global instability.
Majestic 12, a secretive and powerful organization with shadowy control over world affairs, increases its influence.
JC Denton, the game's protagonist and a nanotech-augmented UNATCO agent, undergoes advanced training for special operations.
JC Denton is sent to investigate and respond to a terrorist attack involving the NSF in New York City.
JC Denton uncovers multiple layers of conspiracy involving NSF terrorists, Majestic 12, and UNATCO leadership corruption.
JC Denton infiltrates the NSF headquarters to uncover their connections to larger conspiracies involving Majestic 12 and Jock.
JC Denton uncovers Majestic 12's agenda to impose global control using the Gray Death virus and control of the internet and media.
Alliances with factions like Smuggler and Tracer Tong reveal alternative paths to counter Majestic 12’s plans.
JC Denton assaults the Majestic 12 base to stop their plan of global domination and virus control.
JC Denton makes a critical decision: side with Arthur, side with Majestic 12, or chart a new path ending global control and chaos.
