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Beast Machines: Transformers

Season 1, Episode 12· The Catalyst

Rattrap uncovers a catalyst program that accelerates the growth of Cybertron's newfound plant life. Meanwhile, Blackarachnia discovers the truth about Thrust's Spark.

Episodes

1The Reformatting 2Master of the House 3Fires of the Past 4Mercenary Pursuits 5Forbidden Fruit 6The Weak Component 7Revelations: Discovery (1) 8Revelations: Descent (2) 9Revelations: Apocalypse (3) 10Survivor 11The Key 12The Catalyst 13End of the Line