Зум чара. меняем @zoom_x и @zoom_y и получаем зум перса
Код:
class Game_Character  
  alias_method :ark_sizing_game_character_initialize, :initialize  
  attr_accessor :zoom_x
  attr_accessor :zoom_y  
  def initialize    
    ark_sizing_game_character_initialize    
    @zoom_x = @zoom_y = 1.0  
  end
  def resize(zoom_x, zoom_y)    
    @zoom_x, @zoom_y = zoom_x, zoom_y  
  end
end
class Sprite_Character < RPG::Sprite  
  alias_method :ark_sizing_sprite_character_update, :update  
  def update    
    ark_sizing_sprite_character_update    
    self.zoom_x, self.zoom_y = @character.zoom_x, @character.zoom_y  
  end
end