Game Boy O

Out of Gas

It has terrific music, please enjoy it as you read this entry.

 O'Boy. O is one nice short entry!  Fun fact: If it was an obtuse puzzle game I bailed pretty much immediately instead of trying to figure out it's rules.

Oide Rascal

Ojarumaru - Mitsunegai Jinja no Ennich...

Ojarumaru - Tsukiyo ga Ike no Takaramo...

Truly a dream team of characters

On the Tiles

Onigashima Pachinko Ten

Operation C

Original Moorhuhn Jagd_ Die

Those fucking chickens.

Otogi Banasi Tai

Otoko Jyuku

Ottifanten - Kommando Stoertebeker

Otto's Ottifanten

Ou Dorobou Jing - Devil Version

Out to Lunch

Owarai Yowiko no Game-dou

This game screwed up big time, I kept seeing where it would go.