if (instance_exists(obj_lightfairy))
    obj_lightfairy.factor = battlealpha * 2;
if (instance_exists(obj_mainchara))
{
    obj_mainchara.battlemode = 0;
    for (i = 0; i < areas; i += 1)
    {
        if (obj_mainchara.x > areax1[i] && obj_mainchara.x < areax2[i] && obj_mainchara.y > areay1[i] && obj_mainchara.y < areay2[i])
            obj_mainchara.battlemode = 1;
    }
}