Saber - [@XmasForJuan] (Done)
Lancer - [@Reflection] (Done)
Archer - [@HereComesTheSnow] (Pending Review) and [@Krayzikk] (In Progress)
Rider - [@Burst] (WIP seen)
Caster - [@Black Keys] (In Progress) and [@Seirei No Hai] (In Progress)
Berserker - 
Assassin - [@CarbinatedDream] (Done)

[@Lazo] - In progress with Master

Also, please don't post in the CHAR tab yet, we'll handle updating the Servant stuff as more info gets revealed throughout the course of the RP.