tiger-warrior
asked:
I think you mentioned about BBC sherlock that the villains are two dimensional?
jitterbugjive
answered:

Name one BBC Sherlock Villain who has a motive beyond evil for the sake of evil or ‘Moriarty made me do it’.

silver-tongues-blog

The cab driver but he was the only one that was actually decent. Granted, his motivations was basically the motives of the guy from saw