OtherSide Entertainment, Inc. is an American video game developer based in Boston, Massachusetts, founded in 2013 by Looking Glass Studios co-founder Paul Neurath.

they were acquired by Aonic[1] Prior to OtherSide, Paul Neurath had been a video game designer for Origin Systems and in 1990 founded Blue Sky Productions, which would later become Looking Glass Studios.

Following the closure of Looking Glass in 2000 and later the Boston offices of Zynga in 2012, Neurath opted to found OtherSide Entertainment (originally named Cerulean Sky Productions) in 2013, to bring the Underworld series to modern gaming.

Having made a deal with the owners of the System Shock franchise, Nightdive Studios, Otherside intended to develop both the long awaited sequel and potentially further titles in the series.

[15] However, in February 2019 due to financial troubles, Starbreeze sold the distribution rights back to Nightdive, dropping out of the development and funding for System Shock 3.