For those who don't trade in your games.

[Mbolibombo]

~250 NES
~ 30 SNES
~ 50 Gamecube
~ 15 Wii
~ 35 Wii U
- 3 PS2
2 shoeboxes with Gameboy games

probably around 400-500 games.

I've sold a few games in my life but it's been rare and very expensive games that I got a lot of money for. Think 150-1000$ Otherwise I keep them.