Medicham

Sapphire: "Through the power of meditation, Medicham developed a sixth sense. It gained the ability to use psychokinetic powers. This Pokémon is known to meditate for a whole month without eating."

Ability: Pure Power

Ability: Pure Power

Smeargle

Sapphire: "Smeargle marks the boundaries of its territory using a body fluid that leaks out from the tip of its tail. Over 5,000 different marks left by this Pokémon have been found."

Sentret

Ruby: "When Sentret sleeps, it does so while another stands guard. The sentry wakes the others at the first sign of danger. When this Pokémon becomes separated from its pack, it becomes incapable of sleep due to fear."

Ability: Keen Eye

Ability: Intimidate

Growlithe

White 2: "Extremely loyal to its Trainer, it will bark at those who approach the Trainer unexpectedly and run them out of town."

Shellder

Sun: "The hardness of its shell surpasses the hardness of a diamond. In days gone by, people used the shells to make shields."

Ability: Shell Armor