LOT of 4 Kung Zhu Ninja Warriors Accessory Sets Zhu Zhu Pets Battleground Sets

Description

This is a lot of 4 Ninja Warriors Kung Zhu hamster battleground sets.  All of these sets are NEW in box but have been opened.  The boxes range from good to poor condition.  Please see pictures for details or let me know if you have any questions.
Included:
Ninja Warriors Ninja Snake Pit
Ninja Warriors Spider Skull Tank
Ninja Warriors Wheel of Fire
Ninja Warriors Dragon Hammer- This box has been damaged on the back side put all parts are still wrapped in plastic packaging.  See pictures for details
I have more pictures but I was limited in what I could post.  Please contact me if you require additional information.
Comes from a smoke free home.