20 games:
Resident Evil 1
Resident Evil 2
Resident Evil 3
Final Fantasy Tactics
Xenogears
Final Fantasy 7
Wild Arms
Castlevania SOTN
Tekken 2
Tekken 3
Breath of Fire 3
Street Fighter Alpha 2
Crash Bandicoot
Megaman 8
Suikoden 1
Suikoden 2
Intelligent Qube
Kings Field 1
Metal Gear Solid
Tomba
Racing is missing, but I never really cared much for the racing games on psx
Resident Evil 1
Resident Evil 2
Resident Evil 3
Final Fantasy Tactics
Xenogears
Final Fantasy 7
Wild Arms
Castlevania SOTN
Tekken 2
Tekken 3
Breath of Fire 3
Street Fighter Alpha 2
Crash Bandicoot
Megaman 8
Suikoden 1
Suikoden 2
Intelligent Qube
Kings Field 1
Metal Gear Solid
Tomba
Racing is missing, but I never really cared much for the racing games on psx