What emotion would you like? There are

Jealousy: Your magic consists of making people to angry to approach you

Joy: Your joy is infectious, and people enjoy being around you. Your magic consists of funny things to make people forget why they attacked you

Sadness: The only people you talk to are your sisters. Your sadness isolates you from threats. Your magic consists of illusions and causing trauma

Fear: Your magic consists of mental and physical images to scare off threats. But you always run away from your sisters unless you want to talk

Love: Your love makes you stick out, and you enjoy chatting with someone, or convincing them to not attack you. Your magic consists of being flirty, charming, etc to protect yourself

Anger: your anger makes you scary, and people often steer away, not wanting to risk getting insulted. Your magic consists of insulting or harming people, and impulsively threatening people

Disgust: You make threats self conscious, and are disgusted by everything but your sisters. Your magic consists of gross illusions or changes that make people to self conscious to approach you

Shame: You are self conscious of yourself, and steer away from being in public. Your magic consists of reminding threats of their embarrassing or shameful moments of life

Surprise: You always are never surprised, even when something is the most obvious thing ever. Your magic consists of making unpredictable attacks or movements to prevent strategic decisions or planning

Calm: Your calming aura causes others to be at peace. Your magic consists of making others fall asleep, or not attack you from a change of mind.

Beautiful: Your beauty distracts. Your magic consists of bright lights or distractions and bright colors

Stressed: Your worried about everything that happens around you. Your magic constantly are of memory controlling or hypnosis

Sleepy: Your like sleeping. Your magic makes people tired. Need I say more?

You can add other emotions, just give them their forms of magic:)