O~3 Entertainment was an American

video game publisher A video game publisher is a company that publishes video games that have been developed either internally by the publisher or externally by a video game developer. They often finance the development, sometimes by paying a video game developer ( ...

for the

GameCube The is a home video game console developed and released by Nintendo in Japan on September 14, 2001, in North America on November 18, 2001, and in PAL territories in 2002. It is the successor to the Nintendo 64 (1996), and predecessor of the Wii ...

Nintendo DS The is a handheld game console produced by Nintendo, released globally across 2004 and 2005. The DS, an initialism for "Developers' System" or "Dual Screen", introduced distinctive new features to handheld games: two LCD screens working in tan ...

PlayStation 3 The PlayStation 3 (PS3) is a home video game console developed by Sony Interactive Entertainment, Sony Computer Entertainment. The successor to the PlayStation 2, it is part of the PlayStation brand of consoles. It was first released on Novemb ...

Xbox Xbox is a video gaming brand created and owned by Microsoft. The brand consists of five video game consoles, as well as applications (games), streaming services, an online service by the name of Xbox network, and the development arm by the na ...

Xbox 360 The Xbox 360 is a home video game console developed by Microsoft. As the successor to the original Xbox, it is the second console in the Xbox series. It competed with Sony's PlayStation 3 and Nintendo's Wii as part of the seventh generation ...

, and

Microsoft Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for serv ...

. The company ceased operations in 2008.

Games published

* ''World Championship Tennis'' (2004) Windows * ''

Alien Hominid ''Alien Hominid'' is an independently developed run and gun video game developed by The Behemoth. The game was developed from an Adobe Flash game originally released on Newgrounds in August 2002. O3 Entertainment released the game for PlayStation ...

'' (2004) GameCube, PlayStation 2 * ''

D-Day The Normandy landings were the landing operations and associated airborne operations on Tuesday, 6 June 1944 of the Allied invasion of Normandy in Operation Overlord during World War II. Codenamed Operation Neptune and often referred to as D ...

'' (2004) Windows * '' Medieval Lords: Build, Defend, Expand'' (2004) Windows * ''Torrente'' (2004) Windows * '' Chaos Field'' (2005) GameCube * ''Pocket Dogs'' (2005) Game Boy Advance * '' Konductra'' (2006) Nintendo DS * ''

Tank Beat , known in PAL regions as ''Tank Battles'', is an artillery/strategy game for the Nintendo DS that was developed by Milestone Inc. Overview In ''Tank Beat'' players take control of Vill Katjue, a rookie tank driver lost in the chaos of an invasi ...

'' (2007) Nintendo DS * ''

Chaos Wars is a tactical role-playing video game released by Idea Factory for the PlayStation 2 in Japan on September 21, 2006. Promotional art for the game is by Kinu Nishimura. The game's opening theme "Shūtan no Ou to Isekai no Kishi ~The Endia & The ...

'' (2008) PlayStation 2

Cancelled

* ''Dark Light'' (2007) Game Boy Advance * ''

Pocket Pets The most common rodents kept as household pets are hamsters (golden hamsters and Phodopus, dwarf hamsters), Mongolian gerbil, gerbils (Mongolian jirds and Fat-tailed gerbil, duprasi gerbils), common degus, fancy mouse, fancy mice, fancy rats, C ...

'' (2007) Nintendo DS (released by

Empire Interactive Empire Interactive was a British video game developer and Video game publisher, publisher based in London. Founded in 1987 by Ian Higgins and Simon Jeffrey, it was acquired by Silverstar Holdings in 2006 and went out of business in 2009. His ...

as Animal Paradise) * '' Radio Allergy'' (2007) GameCube * ''Eye Q'' Nintendo DS Defunct video game companies of the United States Video game publishers {{US-videogame-company-stub