I don't know about the exact worth, but I have a few hard to find games:
Final Fantasy 7 (PC)
Mega Man X (SNES)
Tactics Ogre (GBA)
Super Mario RPG (SNES)
Sailor Moon (SNES)
Chiller (NES)
Mega Man 2 (NES)
Resident Evil 2 (N64)
Are those any good?
Official member of VGC's Nintendo family, approved by the one and only RolStoppable. I feel honored.