The first batch of BioShock: The Collection screenshots has been leaked ahead of its official announcement from 2K Games. This special BioShock Collection has been rumored for a very long time, multiple rating boards across the globe leaked its existence (Brazil Board in Feb 2016, Taiwan Board in March 2016 and ESRB in April 2016).
These screenshots were discovered on the GameSpot’s Server. You can check them out below. The first set is a comparison screenshots showcasing graphics and visuals improvement (First Image: BioShock: The Collection vs BioShock PC version)
Here are the other BioShock: The Collection leaked screenshots. Expect an official announcement from 2K Games later this week.