Beast Machines: Transformers — Season 1, Episode 12: The Catalyst

Episode synopsis

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

About Beast Machines: Transformers

After the end of the Beast Wars, the Maximals awaken on their home planet of Cybertron and are chased by mindless Vehicons created by Megatron. The Maximals must free the planet from Megatron and restore it to its real way of living.

More episodes from Season 1

• E1The Reformatting
• E2Master of the House
• E3Fires of the Past
• E4Mercenary Pursuits
• E5Forbidden Fruit
• E6The Weak Component
• E7Revelations: Discovery (1)
• E8Revelations: Descent (2)
• E9Revelations: Apocalypse (3)
• E10Survivor
• E11The Key
• E13End of the Line