Yandere vs. Tsundere
Difference Between Yandere and Tsundere
A character, usually a girl, who has a obsessive side in regards to their crush, ready to use violent and murderous means to maintain an exclusive bond.
A cold, nitpicky character, usually a girl, who conceals (without complete success) a bashfulness in the presence of their crush.
Showing qualities typical of a tsundere.