TT Fusion (previously known as Embryonic Studios before its acquisition by TT Games) is an American software house. They are best known for developing the majority of LEGO video games. TT Fusion is responsible for the development of the Nintendo DS, PlayStation 2, PlayStation 3 and PlayStation Portable versions of The Lord of the Rings: Aragorn's Quest.
The company released LEGO The Lord of the Rings: The Video Game in late 2012 to coincide with release of Peter Jackson's The Hobbit: An Unexpected Journey, and would later release LEGO The Hobbit: The Video Game in 2014.