Question: Allison Road is an upcoming first-person survival horror video game for Linux, Microsoft Windows, OS X by Lilith Ltd and formerly to be published by Team17, it was considered to be a spiritual successor to "P.T.", for the cancelled video game "Silent Hills", P.T. (short for "playable teaser") is a first-person psychological horror video game developed by which company?

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Lone Survivor (video game): Lone Survivor is an independent survival horror video game developed by Superflat Games.  It was originally released for Microsoft Windows and OS X in 2012.  It was later ported to the PlayStation 3 and PlayStation Vita and released on the PlayStation Network in 2013 as Lone Survivor: The Director's Cut.  The Director's Cut came out on Microsoft Windows and OS X as a free update on 31 October 2013.  In October 2014 the game was also made available for the PlayStation 4 and Wii U.  The title was released in physical format on PlayStation 4 and PlayStation Vita on December 30, 2016 through Limited Run Games.

Portal 2: Portal 2 is a 2011 first-person puzzle-platform video game developed and published by Valve Corporation.  It is the sequel to "Portal" (2007) and was released on April 19, 2011, for Microsoft Windows, OS X, Linux, PlayStation 3, and Xbox 360.  The retail versions of the game are distributed by Electronic Arts while online distribution of the Microsoft Windows, Mac OS X and Linux versions is handled by Valve's content delivery service Steam.  "Portal 2" was announced on March 5, 2010, following a week-long alternate reality game based on new patches to the original game.  Before the game's release on Steam, the company released the Potato Sack, a second multi-week alternate reality game, involving 13 independently developed titles which culminated in a distributed computing spoof to release "Portal 2" several hours early.

Outlast 2: Outlast 2 (stylized as OU⸸LAST) is a first-person survival horror video game developed and published by Red Barrels for Microsoft Windows, PlayStation 4 and Xbox One on April 25, 2017.  It is the sequel to the 2013 video game "Outlast", and features a journalist named Blake Langermann, along with his wife Lynn, roaming the Arizona desert to explore the murder of a pregnant woman only known as Jane Doe.  Blake and Lynn get separated in a helicopter crash, and Blake has to find his wife while traveling through a village inhabited by a sect that believes the end of days are upon them.

Blades of Time: Blades of Time (ブレイズ オブ タイム , Bureizu obu Taimu ) is an action-adventure hack-and-slash video game developed by Gaijin Entertainment and published by Konami for Microsoft Windows, PlayStation 3, Xbox 360 and Mac OS X.  The game is a spiritual successor to Gaijin Entertainment's past work, "X-Blades".  "Blades of Time" was released in North America on March 6 and in Japan on March 8, 2012.  The Microsoft Windows and Mac OS X versions were announced at a later date, the latter was released on April 21, 2012, followed by the Mac OS X version a few days after.  In the English version, the lead character is voiced by Miranda Raison.

P.T. (video game): P.T. (short for "playable teaser") is a first-person psychological horror video game developed by Kojima Productions, under the pseudonym "7780s Studio", and published by Konami.  The game was directed and designed by Hideo Kojima, in collaboration with film director Guillermo Del Toro.

Pathologic: Pathologic (Russian: Мор.  Утопия , "Mor.  Utopiya"; ] ; "Pestilence.  Utopia" ) is a 2005 psychological horror adventure survival role-playing video game developed by Russian game studio Ice-Pick Lodge.  It was published in Russia, and other CIS countries, by Buka Entertainment.  The game was published in Europe on 18 August 2006 by G2 Games.  An updated version of the original game titled "Pathologic Classic HD", featuring a new English translation, updated graphics, and enhanced compatibility, was developed by General Arcade for Microsoft Windows, and was released on 29 October 2015, being published by Gambitious Digital Entertainment and Devolver Digital.  A full scale remake of the game in Unity under the title "Pathologic 2" is also currently being developed for Microsoft Windows, OS X, Linux, PlayStation 4 and Xbox One, is scheduled for release in 2018 and will be published by tinyBuild.

Nightfall: Escape: Nightfall: Escape is a first-person survival horror video game developed and published by Filipino company Zeenoh Inc.  The game was created for Microsoft Windows, OS X and Linux, and was released as a full game on June 26, 2016 for the Steam platform.  The player controls Ara Cruz, a field journalist who is assigned to investigate an old mansion that lead to a series of mysterious disappearances.  "Nightfall: Escape" received mixed positive and negative reviews from critics, but it was praised for its narrative story and the uniqueness of the monsters used.  "Nightfall: Escape" was awarded as the Most Outstanding Narrative Story by the Department of Information and Communications Technology in collaboration with the Game Developers Association of the Philippines, and the Animation Council of the Philippines held an awards night ceremony for games and animation on November 27, 2015, at SM Mall of Asia Cinema 5.

Slender: The Eight Pages: Slender: The Eight Pages is a freeware indie-developed first-person survival horror video game released in June 2012 as a beta for Microsoft Windows and OS X, utilizing the Unity engine.  Developed by Mark J. Hadley, the game is based on the quasi-folklore meme figure known as the Slender Man, who is depicted as a tall man wearing all black with a white face with no facial features.  The character is known for the ominous abduction of countless children in dark mysterious settings, such as deep forests and abandoned buildings.

Solarix: Solarix is a 2015 Science-Fiction Stealth-based first-person shooter survival horror video game developed by Pulsetense Games and published by KISS Ltd for Windows OS.  It was developed using the Unreal Development Kit and is the first video game developed by the Turkish-based Pulsetense Games.  The game is intended as a homage to stealth-focused first-person video games of the late 90's and early 2000's, particularly "System Shock 2" and the "Thief" series.  It was released on April 30, 2015 on the Steam digital distribution service.  It has received mixed reviews.

Allison Road (video game): Allison Road is an upcoming first-person survival horror video game for Linux, Microsoft Windows, OS X by Lilith Ltd and formerly to be published by Team17.  It was considered to be a spiritual successor to "P.T.", the playable teaser for the cancelled video game "Silent Hills".  Before being funded by Team17, the game's development was fan-based.  On 4 June 2016, the "Allison Road" Twitter account announced the game's cancellation.  On August 22, 2016 an announcement was made on the Twitter account indicating that work on the game had resumed.

Supporting paragraphs: Allison Road (video game) P.T. (video game)
Answer: Kojima Productions