Leader Arlo August 2025 List. Shadow pokémon do a lot of damage, and arlo's pokémon are a lot higher cp than normal pokémon. Includes current sierra’s pokémon lineup, best counters to use, and rewards for defeating sierra.

As of august 2025, sierra has carvanha, arlo has anorith and cliff has lileep. To ensure you have your best foot forward, here is a list of the.