of my list, I think the bold ones are the only true ones so far:
1. Cena will be champion come Wrestlemania 25, and win at WM25
2. Orton will win the Royal Rumble
3. Orton will turn on Legacy, and turn face
4. Jericho will turn face
5. MVP will win the WWE Championship
6. Christian will return at Royal Rumble, causing Hardy to lose the title to Edge.
7. Christian will be in the MITB at WM25, win the briefcase, and cash in on Edge the same night and become champion.
8. Undertaker will get injured again for a period amount of time.
9. Stone Cold will fight Orton at WM25, and get injured (realistic-ly) in the process.
10. AJ Styles will win the TNA World Heavyweight Title
11. RVD will go to TNA
12. Santino will break up the Glam-A-Rella storyline, and go face
13. CM Punk will lose the Intercontinental title to Jericho
14. Big Show will return
15. Umaga will be in the Royal Rumble
16. HBK will be a champion on Raw, either IC or World Heavyweight
17. At some point in time, Cena will change the title (like change it like he did with the WWE Title.. so called "pimping" it out)
18. Undertaker will lose at WM25
19. Kane will win a title
20. Ziggler will jump ship to Raw and become IC champ