who has a better poker face that can trick people or rather who can make themselves appeared different from what they really are, also could be a person who hides their true feelings or emotion.
Form top to bottom
2. Hei-Darker than Black
3. Itachi Uchiha
4. Lelouch-Code Geass
5. Light-Death Note
6. Natsu-History's Strongest Disciple Kenichi
7. Yuno-Future Diary
8. Mina-Dance in the Vampire Bund
and if you have a choice that is better feel free to post. just make sure that they have emotions.