Transformers One has multiple post-credits scenes, and they help set up the franchise's future after Optimus Prime and Megatron's origin story.

The following article contains massive spoilers for the Transformers One end credits sequence, as well as pretty much the rest of the story. If you’ve yet to watch the new animated movie, please exercise extreme caution.

"Transformers One" director Josh Cooley channeled his inner kid for the film's big moments, from old-school cameos to an "awesome" post-credits scene.