) because it was to
help to summon Dai Satan who had been banished to another dimension and
can only be brought back to the real universe after 13 kids are
sacrificed. Dai Satan is the ZyuRanger name for the character of Lokar
in this episode. 
Bandora and her goons
constructed the Tower ( ) because it was to
help to summon Dai Satan who had been banished to another dimension and
can only be brought back to the real universe after 13 kids are
sacrificed. Dai Satan is the ZyuRanger name for the character of Lokar
in this episode.
All of the exterior shots of
the Island of Illusion such as this one (
) is ZyuRanger
footage. That is the island in ZyuRanger where they had gotten their
Legendary Weapons at.
This also features the first
appearance of 5 monsters of the day returning even if they're just
illusions. 
This features the
first American appearance of Shellshock and Eyeguy. Other monsters who
are in that shot are Pineoctopus, Snizzard and Pudgy Pig but those
latter 3 monsters have been in American footage before.
This also features the first
appearance of Mutitus 
and Lokar's upgraded
form of him 
Mutitus and Lokar footage in this episode came from 2 different ZyuRanger episodes.