Spoilers for episodes up to and including the tenth episode of season 4 Revelations
What We Know
According to D’anna the final cylon is not in the fleet
This tidbit from revelations assumes D’anna knows the identity of all the final five cylons (which I think is 99% certain) and would recognise them is very informative as it eliminates alot of candidates as all of the candidates in the fleet (Dee, Gaeta, Lee etc) D’anna would recognise. As none of the cylons spoke to D’anna in the temple she cant have been told not to …

Please be aware that this article contains spoilers for episode 10 (4.12) of the fourth season of Battlestar Galactica so dont read on if you have not seen the episode and do not want to be spoiled
One Sentence Review
A very good episode in its own right but merely adequate when used as the episode to end the season on
Plot Summary 
The episode opens on Galactica with Lee and Starbuck talking about how he misses his father and mentions the Temple of Aurora on Earth. It then jumps to the baseship and D’anna says their …

SPOILER WARNING
Spoiler Warning: This Post contains spoilers for episodes up to and including 4.10/4.08 Sine Qua Non, do not read on if you do not want to be spoiled.
You have been Warned
Speculation
One of the most debated topics in BSG fandom is what is the identity of the final cylon with theories ranging from Dualla to Jake the Dog (well maybe not that far). What is clear to me is that like the identities of the Penultimate 4 the identity of the final cylon will come as a surprise to people who have not …