Here's Divatox and Lord Litter  
Here's new footage of Lord Litter on Earth
All ground footage is new footage except for when Erutan is summoning dark clouds in order to summon lightning which is more than likely stock footage from the Zyuranger days.
Here's another new shot of Lord Litter but this shot is the shot of him before he grows
Here's new footage of Giant Lord Litter
The following ground footage of the Rangers is new.
Once you see the Artillaton Bay then it's back to Sentai footage.
All Rescuezord footage is Sentai. Once you see the Rangers (minus Red) back on the ground then it's back to new footage.
Sentai footage comes from Car 45