The Best Episodes of Transformers: Animated Season 1

The Autobots must rally to prevent the AllSpark from falling into the clutches of the Decepticons.

Director: Shunji Ôga, Heather A. Maxwell, Ciro Nieli

Writer: Marty Isenberg

Starscream, Lugnut and Blitzwing invade Earth; Optimus Prime makes Sari turn over her Allspark key.

Director: Irineo Maramba, Ciro Nieli, Kentaro Mizuno

Writer: Marsha Griffin

Blackarachnia confronts Bumblebee and Bulkhead as they are celebrating their first Halloween.

Director: Matt Youngberg, Irineo Maramba, Yutaka Kagawa

Writer: Marty Isenberg

Blitzwing and Lugnut come to Earth to help Megatron get the Allspark.

Director: Irineo Maramba, Yutaka Kagawa

Writer: Rich Fogel

Ratchet's old enemy, the bounty hunter Lockdown, resurfaces.

Director: Shunji Ôga, Heather A. Maxwell

Writer: Andrew Robinson

Starscream captures Bumblebee and a number of civilians in an attempt to obtain the Allspark.

Director: Matt Youngberg, Yutaka Kagawa, Minoru Yamaoka, Makoto Fuchigami

Writer: Marty Isenberg

Bulkhead is suspicious of the musical robot player Sari receives as a birthday gift.

Director: Shunji Ôga, Heather A. Maxwell

Writer: Henry Gilroy

When Sari mysteriously disappears, Prowl and Bulkhead go searching for her on Dinobot Island.

Director: Irineo Maramba, Makoto Fuchigami

Writer: Steve Granat

Megatron reprograms Professor Sumdac's animatronic dinosaurs, turning them into Dinobots.

Director: Heather A. Maxwell, Irineo Maramba, Kentaro Mizuno

Writer: Kevin Hopps

Prowl, Bumblebee, and Sari investigate a Cybertronian energy signal detected by Optimus Prime.

Director: Shunji Ôga, Heather A. Maxwell, Bouakeo Thongkham

Writer: Todd Casey

The Autobots find the Allspark and the Decepticons try to seize it.

Director: Matt Youngberg, Yutaka Kagawa, Minoru Yamaoka, Makoto Fuchigami

Writer: Marty Isenberg

The battle continues; Sari Sumdac discovers the Autobots and the Allspark.

Director: Matt Youngberg

Writer: Marty Isenberg

The Autobots find that their new base on Earth is already inhabited.

Director: Matt Youngberg, Shunji Ôga

Writer: Michael Ryan

Bumblebee springs into action when Megatron unleashes a speed demon and sends it on a crime spree.

Director: Matt Youngberg, Shunji Ôga

Writer: Marty Isenberg

A bioengineering genius experiments with some of Bumblebee's hydraulic fluid.

Director: Matt Youngberg, Naoto Hashimoto

Writer: Rich Fogel

A disgruntled former employee tries to use an Autobot to destroy the city in a bid for revenge.

Director: Shunji Ôga, Heather A. Maxwell

Writer: Michael Ryan