Details: One of the ten possible challengers you will face as you sit on the Champion's Chair in the Champion's Hall after defeating the Elite Four is the Trial Captain Sophocles. He has been wanting to Battle you ever since you took on his trial, and will now do so with your champion position on the line. He specializes in Electric Type Pokemon.
Challenger Sophocles - Level 61 Togedemaru, Level 61 Magnezone, Level 61 Electivire, Level 61 Vikavolt, Level 61 Golem