Here are my gaming collections I have own for this moment. Just gonna keep track so that I won't forget what I'm missing.

Playstation:
Ehrgeiz
Final Fantasy VII (Greatest Hits Version)
Final Fantasy VIII
Metal Gear Solid (Part of The Essential Collections)
Metal Gear Solid VR Missions
Resident Evil 2 (2nd Disc Only. My uncle lost the 1st disc)
Syphon Filter

Playstation 2:
Devil May Cry (Part of the 5th Anniversary Collection)
Devil May Cry 2 (Part of the 5th Anniversary Collection)
Devil May Cry 3 (Part of the 5th Anniversary Collection)
Electronic Gaming Monthly (Not sure what issue my friend gave me)
Final Fantasy X2 (My sister's own)
Kingdom Hearts
Kingdom Hearts 2 (Greatest Hits Version)
Kingdom Hearts Re: Chain Of Memories (Remake version of the original COM)
Metal Gear Solid 2 Substance (Part of The Essential Collection)
Metal Gear Solid 3 Subsistence (Part of The Essential Collection)
Monster Rancher 3 (My sister's own)
Onimusha: Warloads (Part of Essential Collection)
Onimusha 2: Samurai's Destiny (Part of Essential Collection)
Onimusha 3: Demon Seige (Both Original and Part of Essential Collection)
Resident Evil 4
Resident Evil Code Veronica X
Resident Evil Outbreak
Samurai Legend Musashi
Silent Hill 3

Playstation 3:
Metal Gear Solid 4 Guns Of The Patriots

Playstation Portable (PSP):
Metal Gear Ac!d 2
Syphon Filter Dark Mirror

Xbox:
Metal Gear Solid 2 Substance
The House Of The Dead II (bundled with The House Of The Dead III, after you beat part III once)
The House Of The Dead III