Re: Your top 5 Marvel graphic novels...
1. The Sentry by Paul Jenkins
2. Earth X
3. Immortal Iron Fist vol. 1 & 2
4. Annihilation Vol. 1-3
5. Daredevil by Bendis (the whole run, start from the beginning, which was Daredevil 26. It's been collected in several ways, so whatever edition you'd like to try.)