Episode 839

"The Evil Army - Transform! Germa 66" is the 839th episode of the One Piece anime.

Short Summary
With nowhere else to run, Bege transforms into a fortress known as Big Father. The alliance quickly retreats into the fortress, but Katakuri retrieves Brûlée from Caesar Clown. Bege tries to attack Big Mom, but his attempts are thwarted by Katakuri and Perospero.

The Vinsmoke Family puts on their Raid Suits and displays their abilities before retreating into the fortress as well.

Anime Notes

 * The anime adds the following:
 * Bege's transformation into his Big Father form is fully shown onscreen.
 * As the alliance retreats into Big Father, Bege fires his cannons at the enemy and Chopper's excitement to Bege's fortress form is shown.
 * As Caesar tries to retreat into Big Father, he flies past Nami, Chopper, and Carrot, knocking Chopper and Carrot aside.
 * After Smoothie grabs Nami, Chopper tries to attack her before he is grabbed by Oven. Carrot tries to rescue Chopper before she is grabbed by Daifuku's genie.
 * After putting on their Raid Suits, Niji catches some bullets, Yonji shatters some boulders thrown at him, Reiju blocks and melts some arrows, and Judge repels Tablet, Mascarpone, and Joscarpone.
 * Vito's reaction to seeing the Vinsmoke Family in action is shown.
 * Before saving Chopper from Oven's grasp, Niji repels some of the Charlotte Decuplets.
 * After Katakuri disables the Big Father's cannons, Bege attempts to run Big Mom over with his fortress before Perospero stops him.
 * The anime clearly shows Big Father having tank treads.
 * The usual eyecatchers with the Straw Hats' wanted posters are replaced with ones featuring Germa 66.
 * In the manga, Du Feld picked up mochi earplugs off the floor. In the anime, the mochi flew onto his face instead.
 * In the manga, Katakuri pulled Brûlée off Caesar's back before he went into Big Father. In the anime, Caesar goes inside Big Father when Katakuri grabs and pulls him out. Caesar then goes back inside Big Father after breaking free and releasing Brûlée.
 * In the manga, Yonji was only seen tackling Daifuku's genie while saving Carrot. In the anime, Yonji throws Saint Marc at the genie first.