The industry is still reeling from the recent announcement that Irrational Games will cease to exist as we now know them. The majority of the staff has been let go, and the few that remain will join Ken Levine's new team with a focus on small narrative driven games. Over the past 15 plus years the studio has produced numerous critically acclaimed games and was recognized among the industry's best at creating amazingly realized game worlds and compelling storylines. With games like System Shock 2, Freedom Force, and SWAT 4 on the studio's resume, many people have different opinions about which is their favorite Irrational game, but few would argue the defining Irrational developed titles are without a doubt Bioshock and Bioshock Infinite. Let's break these two games down and determine which is Irrational's finest Bioshock game, and perhaps the studio's crowning achievement.