Know your dere

Tsundere – Hostile outside, loving on the inside
Yandere – Sweet outside, obsessive and psychotic inside
Kuudere – Silent/cool, turns loving afterwards
Dandere – Usually quiet until the right person comes along

Kamidere – Just like tsundere but has a god-like complex
Dorodere – Sweet outside, messed up and disturbed inside
Deredere – Loving and affectionate
Himedere- Just like tsundere, but princess-like