<ul data-eligibleForWebStory="false">PC Gamer interviewed senior developers behind Deus Ex to mark the game's 25th anniversary.The development of Deus Ex was linked to John Romero, who offered the team creative freedom with a big budget.The game needed extra dev time, which the Eidos executives almost casually granted due to the distractions caused by partying at Ion Storm Dallas.The additional dev time helped elevate Deus Ex to a classic status, showcasing the importance of managing ambitions and resources in game development.