Time for answers. I'll explain the answers in case anyone doesn't understand.
1. Funny man, because he makes jokes that no one else laughs at.
2. Buff enderman, obvious reasons.
3. Purple sans, because he sees himself as the only normal member of his team.
4. Esper, because her favorite hobby is gaming.
5. Eldritch, because he is a failed experiment.
6. Endblock, because he hates all memes and wants them deleted.
7. Ultima, because he's an murderous phsychopath.