What are the best PC games for 4gb ram?

I guess the some of the games that I’m about to mention are already mentioned by other. Anyway here goes my list:

1. Assassin’s Creed (1,2,3,Brotherhood,Rouge,Revelations)
2. Watch Dogs
3. Far Cry (3,4,Primal)
4. Crysis (1,2,3)
5. Tomb Raider
6. GTA V (Play rest of them if you want)
7. Splinter Cell (Pandora Tomorrow, Conviction, Blacklist)
8. Prototype (1,2)
9. Inversion
10. Call of Juarez Gunslinger
11. Call of Duty (Upto Advance Warfare)
12. Medal of Honor (1, Warfighter)
13. James Bond Bloodstone
14. Resident Evil (4,5)
15. Avatar the Game
16. The Bureau XCOM Declassified
17. Batman Arkham (City, Origins, Knight)
18. Devil Cry (3,4)
19. Prince of Persia Series
20. Hitman (Blood money, Absolution)
21. Bioshock Infinite (There are others as well)
22. Mafia 2
23. Total Overdose
24. NFS Series (At least most of them)
25. Saints Row
26. Hulk
27. IGI
28. Dark Sector
29. Darksiders (1,2)
30. Metro Last Light
31. Outlast
32. Counter Strike
33. FIFA
34. PES
35. Dead Space
36. The Witcher (2,3)
37. WWE
38. Mortal Kombat

P.S.: Let me know if I missed any games.