Only one of you - one, one, ONE, OOOOOOONE - mentioned EarthBound up to now? Come on! Best game in its class, period, ever!
1. EarthBound
2. Final Fantasy VI
3. Super Metroid
4. Kirby Superstar Saga
5. The Legend of Zelda: A Link to the Past
God, I just left off Chrono Trigger and Final Fantasy IV. That's heinous.