Here's Karone. 
All footage of the Astro Megaship in the same shot as the asteroid as
well as all footage of the 5 Rangers and Darkonda on the asteroid is
new.
The shots of Mega V2, Mega V4 and Mega V5 are stock Sentai shots of
them.
The shots of Mega 1 and Mega V3 are also stock Sentai shots of 'em.
Mega V1, V2, V3, V4 and V5 cockpit shots are all Sentai stock shots.
Here's new form of Ecliptor in his new suit. 
Here's new footage of the Astro Megazord. 
Here's new footage of the Delta Megazord. 
Here's new footage of the 2 Megazords. 
Here's new footage of the Mega Voyager. 
Here's new footage of the Megazords and the Mega Voyager. 