Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Rockslide fury unfolds in standoff and escape
S15E20
·
Underworld Part 4
To
Idas proclaims the Doctor the savior of the Trogs
S15E20
·
Underworld Part 4
Why These Connect
The narrative assertion
"When Rask is unmoved by the Doctor's warning about the bombs, Idas' rallying cry to the Trogs directly follows as a response to the escalating threat, fulfilling the prophecy and driving the Trogs to act against the Minyans."
About Causal Connections
A directly causes B. The first event sets forces in motion that produce the second. These are the load-bearing connections of plot--remove one and the story structure collapses.