Action 389 page 30 by Mortimer

Published 1970
The Mystery Legionnaire!
written by Cary Bates

Page 11 of story

Cos continues his explanation of Klim's previous defeat and the mystery of the Legionnaire that defeated him. At this point, you are probably wondering why they are just standing around giving explanations to their enemy.
Klim doesn't care as he puts his plan into action to dispose of the Legionnaires and finds out that this was just a distraction to allow Shrinking Violet time enough to perpetuate another sneak attack.
And they can now put on Klim's cell door (or cell box) "Twice thwarted by a tiny teenager"