Regirock

Regirock (レジロック Regirock) is one of the 3 Regis found in the Hoenn region. It is a -type Pokemon. It is found in the desert. Regirock has a nice Defense stat, and has various Physical & Support moves it can use in battle. One of them is Explosion. The others are Stone Edge, Earthquake, and Curse.

Known Pokemon trainers with a Regirock; Brandon

Anime
Ash battled with the Pyramid King Brandon or Brandon's Regirock before to get the Brave Symbol. Unfortunately, Ash lost the battle and have to challenge him again. The Pokemon also made an appearance in Lucario and the Mystery of Mew.