Here is my top 50 prospect list. I took into account ceiling, likelihood of reaching that ceiling, and fantasy relevance as the most important factors, followed by closeness to the Majors. There were some players that were close, but if one was closer to the Majors or showed success in higher levels, I would go with that player.

1. Bryce Harper
2. Matt Moore
3. Mike Trout
4. Yu Darvish
5. Jurickson Profar
6. Julio Teheran
7. Jesus Montero
8. Manny Machado
9. Shelby Miller
10. Devin Mesoraco
11. Anthony Rendon
12. Trevor Bauer
13. Wil Myers
14. Nolan Arenado
15. Gerrit Cole
16. Jameson Taillon
17. Dylan Bundy
18. Travis D'Arnaud
19. Tyler Skaggs
20. Danny Hultzen
21. Taijuan Walker
22. Miguel Sano
23. Jarrod Parker
24. Bubba Starling
25. Drew Pomeranz
26. Carlos Martinez
27. Jacob Turner
28. Xander Bogaerts
29. Archie Bradley
30. Yonder Alonso
31. Anthony Rizzo
32. Randall Delgado
33. Zach Wheeler
34. Cheslor Cuthbert
35. Brett Jackson
36. James Paxton
37. Yasmani Grandal
38. Martin Perez
39. Matt Harvey
40. Nick Franklin
41. George Springer
42. Francisco Lindor
43. Christian Yelich
44. Jake Marisnick
45. Brad Peacock
46. Jake Odorizzi
47. Jonathan Singleton
48. Mike Montgomery
49. Zach Lee
50. Josh Bell

Next 5: Gary Sanchez, A.J. Cole, Robbie Erlin, Mike Olt, Billy Hamilton