Aegislash

Metal 140 HP Stage: Stage2 Rare Holo

Mt N N

Shield Bash

100

This attack's damage isn't affected by any effects on your opponent's Active Pokémon.

Royal Guard

This Pokémon takes 40 less damage from attacks (after applying Weakness and Resistance).

Apparently, it can detect the innate qualities of leadership. According to legend, whoever it recognizes is destined to become king.