>>50547274He walked into a battle blind, massively under estimated his opponent, faced a usage of field tactics he'd never faced before, and lost Pikachu's biggest advantage (speed and maneuverability). Recipe for disaster and incredibly sensible.
>>50547310XY had very good sales and revived the series' popularity after Gen V flopped (unfortunately). Z never happened unironically because they wanted a new generation out for the 20th anniversary and needed the lead up time to make it work on the DS