Glory of the Ulduar Raider

Each of the achievements apply to a single fight, so I made a list of them in a better order:

1. 
   
2. Orbit-uary - Flame Leviathan
3. 
   
4. Iron Dwarf, Medium Rare - Razorscale
5. 
   
6. Stokin' the Furnace - Ignus the Furnace Master
7. 
   
8. Heartbreaker - XT-002 Deconstructor
9. 
   
10. I Choose You, Steelbreaker - Assembly of Iron
11. 
    
12. Disarmed - Kologarn
13. 
    
14. Crazy Cat Lady - Auriaya
15. 
    
16. I Could Say That This Cache Was Rare - Hodir
17. 
    
18. Lose Your Illusion - Thorim
19. 
    
20. Knock, Knock, Knock on Wood - Freya
21. 
    
22. Firefighter - Mimiron
23. 
    
24. I Love the Smell of Saronite in the Morning - General Vezax
25. 
    
26. One Light in the Darkness - Yogg-Saron
27. 
    

This is the new achievements that are needed that came with Patch 7.3.5. They are all the same and can be done on either 10 or 25 man. Completing this achievement will give you both the Ironbound Proto-Drake and Rusted Proto-Drake

Links to the old achievements:

10-player:

Glory of the Ulduar Raider (10 player)

25-player:

Glory of the Ulduar Raider (25 player)