How to Evolve Rhydon in "Pokémon Diamond"
- 1). Head to Route 228, located on your in-game map.
- 2). Head north until you come across Ace Trainer Jose, who has a Sandslash and a Golduck.
- 3). Head east until you come across a small ramp.
- 4). Go down the ramp and pick up the item on the ground. This is the Protector.
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