User blog comment:TheThreeEds21/UEEF09's Reviews Episode 2: Couples Retreat and The BTFF Choice Awards/@comment-34285236-20120223125759

Fasttrack was only used 4 times so far (don't include 'The Beginning of the End'). Eatle was used 3 times, Clockwork 3 times. ChamAlien, thrice (COMMON! I WANT TO SEE MORE CHAMALIEN). Etcedura. They're showing the new aliens more often, though, an old alien will return!