- Keep Talking and Nobody Explodes
- Ken Follett's The Pillars of the Earth
- Kentucky Route Zero
- Kerbal Space Program
- Kerbal Space Program 2
- Kerbal Space Program: Breaking Ground
- KeyWe
- Kholat
- Kick & Fennick
- KickBeat
- Kill It With Fire
- Kill the Bad Guy
- Killer Frequency
- Killer Instinct [II/2013]
- Killer Klowns from Outer Space: The Game
- Killer Queen Black
- Kine
- Kinect Disneyland Adventures
- Kinect Rush: A Disney-Pixar Adventure
- Kinect Sports Rivals
- King Oddball
- King of Seas
- Kingdom Come: Deliverance
- Kingdom Come: Deliverance - A Woman's Lot
- Kingdom Come: Deliverance - Band of Bastards
- Kingdom Come: Deliverance - From the Ashes
- Kingdom Come: Deliverance - Royal Edition
- Kingdom Come: Deliverance - The Amorous Adventures of Bold Sir Hans Capon
- Kingdom Hearts 3
- Kingdom Hearts 3: Re Mind
- Kingdom Hearts HD 1.5 + 2.5 Remix
- Kingdom Hearts HD 2.8: Final Chapter Prologue
- Kingdom Hearts: Melody of Memory
- Kingdom: New Lands
- Kingdom: Two Crowns
- Kingdoms of Amalur: Re-Reckoning
- Kingdoms of Amalur: Re-Reckoning - Fatesworn
- Kingpin: Reloaded
- King's Bounty 2
- King's Quest - Chapter 1: A Knight to Remember
- King's Quest - Chapter 2: Rubble Without a Cause
- King's Quest - Chapter 3: Once Upon a Climb
- King's Quest - Chapter 4: Snow Place Like Home
- King's Quest - Chapter 5: The Good Knight
- King's Quest [II/2015]
- King's Tale: Final Fantasy 15, A
- Klonoa Phantasy Reverie Series
- Knee Deep
- Knight Squad
- Knight Witch, The
- Knights & Guns
- Knights of Light: The Prologue
- Knight's Quest, A
- Knock-knock
- Knockout City
- Know by Heart...
- Koa and the Five Pirates of Mara
- Kombinera
- Kona
- Kona 2: Brume
- Korgan
- Krampus Kills
- Kung-Fu for Kinect
- Kursk
- L.A. Noire: The Complete Edition
- LA Cops
- La-Mulana 1 & 2
- La-Mulana 2
- Lacuna
- Laika: Aged Through Blood
- Lair of the Clockwork God
- Lake
- Lake Ridden
- Lamentum
- Lara Croft and the Temple of Osiris
- Laser League
- Laserlife
- Last Blade, The
- Last Campfire, The
- Last Case of Benedict Fox, The
- Last Cube, The
- Last Faith, The
- Last Hero of Nostalgaia, The
- Last Kids on Earth and the Staff of Doom, The
- Last Labyrinth
- Last Night, The
- Last Oasis
- Last Stand: Aftermath, The
- Last Stop
- Last Tinker: City of Colors, The
- Lastfight
- Late Shift
- Layers of Fear
- Layers of Fear 2
- Layers of Fear: Inheritance
- League of Legends: Wild Rift
- Legend of Keepers
- Legend of Korra, The
- Legend of Raven
- Legends of Ethernal