Amon-Ra St. Brown leads an intense joint practice for the Lions with standout plays that electrified the field.

On the first day of joint practices, MLive beat writer Ben Raven spent his time watching Detroit's offense, and the Lions put on a show.

The Detroit Lions dominated the Miami Dolphins in the first of two joint practices Wednesday. By many accounts, the Lions' offense looked as good if not better than it has all training camp, and at the center of it all was two-time All-Pro receiver Amon-Ra St.