Yes he is

Why do you think that?i mean what bad things he already do?

Have you even watched the show

Well,yeah

TMNT 2012 shredder

My favourite villains are

1: Azula

2: Vlad Plasmius

3: Vicky

4: Plankton

5: Mr Crocker

6: Angelica

7: Zuko even though he barely even counts as a villain

Who's the fifth?

Mr Crocker

Superfly

Zaheer.