[I need help with a girl in my class]

Get a moment in private, and ask her out! That's how the person who crushed on me did it way back then, and I felt very special because of it.

[is this charmander good ?]

It's not the greatest, but definitely better than average, at least.

[If you were a Reborn/Rejuvenation Gym Leader...]

Withered Flame Katarina (Fire Reserve)

Type: Fire

Field: Burning Field (If Reborn) or Volcanic Top Field (if Rejuvenation)

Badge: Pyrrhic Badge
 

Items: None
 

Team:
 

Torkoal @Heat Rock

Rotom  @leftovers (Oven form)

HA Blaziken  @Life Orb
Arcanine  @Lefties
Heatran  @Air Balloon 
Mega-Charizard Y (Ace) @Charizardite Y

Ah, reminds me. I will probably reach out anyways, but are any of the people above interested in actually giving their teams a shot against a challenger?