I made a new thread with basically this same topic. Sorry, I didn't know about this one or I wouldn't have. Anyway, here's my contribution to the list:
10. Gunvalkyrie - XBOX
9. Cannon Spike - DC
8. Resident Evil 4 - GCN
7. Goldeneye 007 - N64
6. Phantasy Star Online - DC/XBOX
5. Star Wars...
10. Gunvalkyrie - XBOX
9. Cannon Spike - DC
8. Resident Evil 4 - GCN
7. Goldeneye 007 - N64
6. Phantasy Star Online - DC/XBOX
5. Star Wars: Knights of the Old Republic - XBOX
4. The Legend of Zelda - The Ocarina of Time - N64
3. Halo:Combat Evolved - XBOX
2. Super Metroid - SNES
1. Super Dodge...
I think that there is a major grey area in deciding if this is moral or not. I live in a town with two Gamerush stores within maybe 7 miles of each other. I traded some stuff in until I had a decent amount of credit then realized that I could buy two 4.99 or 6.99 games using credit and get one...