Burning at Both Ends Mighty Morphin Power Rangers : Season 12 Episode 16

Trent, now completely overwhelmed by the evil influence of his Dino Gem, joins forces with Mesogog. After tricking the Rangers into believing he has reformed, he presents them with brand new Dino ATV's as a gift of goodwill, but Tommy discovers his ruse. Meanwhile, Mesogog is revealed to be Anton Mercer's unwilling alter-ego.