Make a new character and mix it in the story by which it makes sense, your first post shall contain:

Name: your character's name (please post the full name)
Nickname: everyone has to have a nickname...
Age: it's age
Year: which school year? Eg. 1 year, 2 year and so on
Birthday: understood I think
Looks: how does your character look? Please post a picture if possible
personality: what is in it's mind? Is it kind, understanding or honest, or conceited, selfish, and snobby? Or a little bit of both?
Blood: pure, half-blood or a muggle-born
House: Gryffindor, Hufflepuff, Rawenclaw, Slytherin
Best at: which subject is your character best at? Transfiguration, or potions? Or any other subject?
Favourite teacher: Snape or McGonagall? Or anyone else?
Worst at: is your character worse at potions? Or transfiguration?
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I will write the names and usernames of the people who join:

Characters:
Antonina Malfoy: Unaiza
Morgana Pendragon: Flora_Swift
Jazzelin Bruce: superDivya
Trixie Davies: oodango
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We will post smilies with our posts so that we understand how our characters are saying the words, they mean it or they are saying sarcastically.
The story starts from Harry's 4rth year.
Worst teacher: Snape, or McGonagall? Or anyone else?