This is a marathon of a review. This is the first set for which I review every single card (minus the rare allied duals everyone knows about). Time will tell how on or off my review of a specific card was. Enjoy!
1. Old and New Eldrazi Colorless Cast Spells
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-1-colorless.html
2. Old and New Eldrazi Colorless Cast Creatures
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-2-colorless.html
3. Old and New Eldrazi Colorless Cast Creatures
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-3-colorless.html
4. Old and New Eldrazi Colorless Cast Creatures
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-4-colorless.html
5. New Eldrazi Blue Casts (and a Black one)
http://mtgadventures.blogspot.com/2015/09/new-eldrazi-part-5-blue-casts-and-black.html
6. Old and New Eldrazi Black Casts
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-6-black-casts.html
7. Old and New Eldrazi Red Casts
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-7-red-casts.html
8. Old and New Eldrazi Green Casts
http://mtgadventures.blogspot.com/2015/09/old-and-new-eldrazi-part-8-green-casts.html
9. New Eldrazi Multicolored Casts (and a Red Cast)
http://mtgadventures.blogspot.com/2015/09/new-eldrazi-part-9-multicolored-casts.html
10. White Allies (and two Blue ones)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-10-white-allies-and-two.html
11. Black Allies and Vampires
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-11-black-allies-and.html
12. Red and Green Allies
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-12-red-and-green-allies.html
13. Multicolored Non-Eldrazi Spells (most are Allies)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-13-multicolored-non.html
14. Awaken, Converge, and Landfall (White and Blue)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-14-awaken-converge-and.html
15. Awaken, Converge, and Landfall (Black and Red)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-15-awaken-converge-and.html
16. Awaken, Converge, and Landfall (Green) + Planeswalkers
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-16-awaken-converge-and.html
17. Other Spells (White plus one Blue Spell)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-17-other-spells-white.html
18. Other Spells (rest of Blue and Black)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-18-other-spells-rest-of.html
19. Other Spells (Red and some Green)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-19-other-spells-red-and.html
20. Other Spells (rest of Green and Artifacts)
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-20-other-spells-rest-of.html
21. The Lands
http://mtgadventures.blogspot.com/2015/09/bfz-review-part-21-lands.html