Both episodes are among my favourites from TOS.
Andrea and Ruk give Little Girls the edge; despite the repetitiveness of Kirk's escape attempts, seeing Ruk toss him around never gets old.
The grossly over-the-top acting for Van Gelder in Dagger gets really grating.
Kim: I'm detecting some weird technobabble.
Janeway: A possibly dangerous anomaly that we know nothing about?
Kim: Yeah. I suppose we should steer clear.
Janeway: Ha! Good one, Ensign. Take us in, Mr. Paris.