The Replicators and the Asgard character Thor were computer-animated for parts of the episode.

Entity and relation annotations:
id: 0
type: entity
value: text: The Replicators
labels: <Person>
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type: entity
value: text: Thor
labels: <Person>
id: 2
type: entity
value: text: Asgard
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labels: Person:is_character_in:Work_of_art
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