Similar to 天使のプレゼント_マール王国物語

Oceanhorn: Monster of Uncharted Seas

Overwatch (video game)

Override: Mech City Brawl

Orbiter (simulator)

Old Man's Journey

Otometeki Koi Kakumei Love Revo!!

Oni (video game)

Oninaki

Bail or Jail

Operation Flashpoint: Dragon Rising

Omoide ni Kawaru Kimi: Memories Off

Omori (video game)

Ori and the Will of the Wisps

We Without Wings

The Orange Box

The Cursed Crusade

Carto (video game)

Counter-Strike

Chaos Legion