Tharka first encountered those guys with the triangular rock heads during his first visit to the Realm Between near the middle of "Against the Dying of the Light," our 33rd storyline, and we next visited them, as Eelstad says, with Juliette's shadow-self and Jo back near the middle of "Burning Down the House," our previous storyline. As for what Eelstad finds odd, tune in tomorrow!
Forty-Three - Solitaire