| Pachinko |  Oda Nobuna no Yabou | 2016 | Nishijin Japan |
| PC/MS-Windows pack. | Oddworld - Munch's Oddysee | 2016 | GOG sp. z o.o. |
| Sony PlayStation 3 disc | Odin Sphere Leifdrasir Model BLJM-61239 | 2016 | Atlus Co., Ltd. Japan |
| PC/MS-Windows pack. | Of Light and Darkness - The Prophecy | 2016 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Offworld Trading Company | 2016 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Oh...Sir!! The Insult Simulator | 2016 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Okhlos - Omega | 2016 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Okhlos - Omega - Olympus Edition | 2016 | GOG sp. z o.o. |
| Pachislot | Oki Doki! Paradise 25-pai | 2016 | Universal Bros. |
| Pachislot | Oki Doki! Paradise 30-pai | 2016 | Universal Bros. |
| Pachislot | Oki Doki! Tropical 25-pai | 2016 | Universal Bros. |
| Pachislot | Oki Doki! Tropical 30-pai | 2016 | Universal Bros. |
| Google Play pack. | Olympus Rising | 2016 | Flaregames |
| PC/MS-Windows pack. | OmniBus - Game of the Year Edition | 2016 | GOG sp. z o.o. |
| Sony PlayStation 4 BR | One Piece Burning Blood Model PLJS-70045 | 2016 | Bandai NAMCO Ent., Inc. |
| PC/MS-Windows pack. | Oniken - Unstoppable Edition | 2016 | GOG sp. z o.o. |
| Colecovision cart. | Operation Wolf Hb | 2016 | Team Pixelboy |
| Slot Machine | Orca Classics Platinum | 2016 | IGT International Game Technologies Reno, NV, USA |
| PC/MS-Windows pack. | Order of the Thorne - The King's Challenge | 2016 | GOG sp. z o.o. |
| PC/MS-Windows CD | Ori and the Blind Forest - Definitive Edition | 2016 | Microsoft |
| PC/MS-Windows pack. | Ori and the Blind Forest - Definitive Edition | 2016 | GOG sp. z o.o. |
| Arcade Video game | Outback Hunter | 2016 | Universal Space Video Game UNIS |
| PC/MS-Windows pack. | Overcooked Model 448510 | 2016 | Steam Valve Corp. |
| PC/MS-Windows pack. | Overfall | 2016 | GOG sp. z o.o. |
| Arcade Video game | Overtake DX - The Elite Challenge | 2016 | IGS Co., Ltd. International Game System |
| PC/MS-Windows CD | Overwatch | 2016 | Blizzard Ent., Inc. |
| PC/MS-Windows pack. | Owlboy | 2016 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Owlboy - Collector's Edition | 2016 | GOG sp. z o.o. |
| PC/MS-Windows pack. | P.O.L.L.E.N | 2016 | GOG sp. z o.o. |
| Commodore C64 cass. | P0 Snake Hb | 2016 | Psytronik Soft. |
| Nintendo NES cart. | Pac-Man Xtreme Hb | 2016 | Kaboom Games |
| Pachinko | Pachinko CR Gao Gaoking 2 | 2016 | Sammy Corp. Japan |
| Pachinko | Pachinko CR Monster Hunter 4 | 2016 | Sammy Corp. Japan |
| Pachinko | Pachinko CR Shin Hokuto Musou Touran | 2016 | Sammy Corp. Japan |
| Pachinko | Pachinko CR Shin Hokuto Musou 219 ver. | 2016 | Sammy Corp. Japan |
| Pachinko | Pachinko CR Souten no Ken Tenki | 2016 | Sammy Corp. Japan |
| Pachinko | Pachinko CR Super Robot Taisen OG | 2016 | Sammy Corp. Japan |
| Pachislot | Pachislot Code Geass - Hangyaku no Ruruushu R2 | 2016 | Sammy Corp. Japan |
| Pachislot | Pachislot Eureka Seven AO | 2016 | Sammy Corp. Japan |
| Pachislot | Pachislot GARO Mamorishimono | 2016 | Sammy Corp. Japan |
