Why are some elements not present in the Batman comics?

Yes, Rachel is sometimes featured in Batman comics, depending on the specific storylines and arcs.

Yes, Roxy is sometimes featured in Batman comics, depending on the specific storylines and arcs.

It could be due to poor storylines or odd character developments.

Sure. Ras al Ghul is indeed in Batman comics. His character is known for his schemes and his quest for achieving his goals, which frequently brings him into conflict with Batman. He's a memorable and influential villain in the Batman comic lore.

The reason might be to make the comics more mature and thought-provoking. It helps to engage readers on a more profound level and deal with serious issues that Batman faces.

The high price of certain Batman comics can be due to their collectibility. Maybe they're from a significant storyline or were produced in small quantities. Also, their condition and preservation can greatly affect the value.

Sometimes, it's for a unique story twist or to add a new element to the character's situation. But it's not the norm for Batman.

Batman vanishing in comics can be a result of powerful villains' schemes or to introduce new challenges for him to overcome later. It might also be part of a broader storyline to explore other characters' development.

Some Batman comics might be seen as overrated because they rely too much on familiar tropes or don't offer anything truly fresh or groundbreaking in terms of character development or plot. Also, personal preferences play a big role. What one person loves, another might not find that impressive.

I think 'Batman: The Long Halloween' is underrated. It has a great story and shows a different side of Batman's detective skills.