Here's Kubak and Teksa in new footage
Here's new footage of Villamax
Here's Kubak, Teksa and Deviot which is new footage
Here's some more new shots of Deviot's 2 Monsters

Here's Trakeena in the same shot as Kubak and Teksa
Here's new footage of Giant Kubak
Everything in this ep is new footage until you see the usual Sentai stock sequence of the 5 GalactaBeasts.
Once the Condor Missile Mode destroys Kubak, it then cuts to new footage of the Rangers while they're on the ground.

Kubak Giant footage comes from Ginga Episode 21 Teksa is in all new footage but his suit comes from Ginga Episode 13