In the episode "Welcome to Venus Island," four of the Rangers ended up inside the Venus Flytrap monster and did some kind of energy tactic that was a bit like when the Dairanger mediate and channel their Chi.
Here are some other exclusive weapons that only appeared in the footage Toei made for Power Rangers:
Like I mentioned before, Billy gave Jason a mirror shield in "Power Stealer." It was blue and had the Triceratops symbol. Strangely enough there was two instances of mirrors with the Blue Ranger symbol.