with (col2)
    instance_destroy();
with (obj_blockbullet)
    down = 1;
if (global.invc < 1)
{
    with (obj_undyneboss)
        hitno += 1;
}
with (obj_undyne_ex)
    hitno += 1;
scr_damagestandard(0, 0, 0, 0, 0);