The Missing Bone Mighty Morphin Power Rangers : Season 12 Episode 17

A failed, fossilized experiment of Tommy and Anton's is revived and brainwashes Kira into retrieving its missing piece. Once it is complete, the Fossilador monster wreaks havoc on Reefside and battles the incomplete Thundersarus Megazord. Once free from Fossilador's control, Kira saves the day with the help of the Pterazord.