C

This score is awarded to games that have received a calculated grade of C for their ultra-widescreen support. All of these games have some level of ultra-widescreen support but have significant issues.

Legacy of Kain: Defiance

Legacy of Kain: Defiance is an action-adventure game developed by Crystal Dynamics and published by Eidos. It is the fifth and thus far final game in the Legacy of Kain series. It was released in North America in November and December 2003, and in Europe in February 2004.

FEIST

Feist is an atmospheric action-platformer about a small creature trapped in a mysterious and hostile world. Follow strange beasts through lonely forests, hazardous mountains, dark caves, and glowing swamps. Watch out for dangerous creatures that react to your movements and decisions with dynamic AI, and cleverly concealed traps that will test your ability to survive.

Jazz JackRabbit 2

Jazz Jackrabbit 2 is a platform game produced by Epic MegaGames, now known as Epic Games. It was accidentally confirmed by Arjan Brussee in 1994 [2] and released in 1998 for PCs running Windows, and later for Macintosh computers. Like the prequel, Jazz Jackrabbit, Jazz Jackrabbit 2 is a side-scrolling platform game but features additionally multiplayer options, including the ability to play over a LAN or the Internet.

Sin

SiN is a first-person shooter that uses a modified version of the Quake II engine. John Blade is armed with a rather standard FPS arsenal, starting with a default bare knuckles and a pistol, and ending with heavy guns such as rocket launcher and plasma rifles.

Crowman & Wolfboy

Crowman & Wolfboy is an action-adventure 2D platformer which follows two unlikely creatures who feel they are destined for a life beyond the banality of The Dark World. Their only hope rests on a fateful scrap of paper depicting a greater civilization of “humans.”

America's Army: Proving Grounds

America’s Army: Proving Grounds (AA:PG) is a first-person shooter computer/video game created using Unreal Engine 3, and is the most current game of the America’s Army FPS series. AA:PG was released in open beta on August 29, 2013. The game brings back many features from previous AA games and stresses small unit tactical maneuvers and training to reflect the current day U.S. Army.

Mushroom 11

Mushroom 11 is a side-scrolling puzzle game in which you must guide an amorphous organism across obstacles. The player controls the fungus-like blob by clicking and holding and then pointing in certain directions to guide the liquid-like substance in a certain direction. Rather than moving the organism, the player actually removes parts of the organism that then regrow as new cells at the other end of the organism in the specified direction.

Heavy Metal: F.A.K.K.2

Heavy Metal: F.A.K.K.² is a third-person shooter video game made by Ritual Entertainment in 2000. A sequel to the Heavy Metal 2000 animated movie, the game stars Julie in her quest to save her home planet of Eden from GITH, an ancient entity seeking to conquer the universe. Using a variety of weapons, Julie must now fight off GITH's forces while at the same time uncovering a secret hidden deep within the planet.

The Old City: Leviathan

From Steam:

The Old City: Leviathan is an experiment in first person exploration that focuses entirely on story. All that exists is you and the world. Set in a decaying city from a civilization long past, The Old City: Leviathan puts the player in the shoes of a sewer dwelling isolationist.