Forgive me, I know next to nothing about Colin Baker's incarnation, I have only ever seen the Dalek episode that takes place in some catacombs - Rememberance of the...?
Anywho. This Valeyard. I've read a little about him on Wikipedia so I get what he is and what he does in Trial of a Timelord. But. If this is a future regeneration (or half - generation or whatever), how is he involved in the events of Trial? The Time-war was time-locked. Which meant that Ecclestone, Tenant and Smith couldn't travel to these places (Gallifrey in particular) or times and vice-versa. So subsequent Doctors should not be able to. Unless the lock gets unlocked at some point in the Doctor's future?...
Anywho. This Valeyard. I've read a little about him on Wikipedia so I get what he is and what he does in Trial of a Timelord. But. If this is a future regeneration (or half - generation or whatever), how is he involved in the events of Trial? The Time-war was time-locked. Which meant that Ecclestone, Tenant and Smith couldn't travel to these places (Gallifrey in particular) or times and vice-versa. So subsequent Doctors should not be able to. Unless the lock gets unlocked at some point in the Doctor's future?...