Diamond
Any frontal attack is repulsed. It is a docile Pokémon that feeds on grass and berries.
Pearl
When attacked, they form a wall with their shieldlike faces to protect their young.
Platinum
When they lined up side by side, no foe could break through. They shielded their young in that way.
Heart Gold
When attacked, they form a wall. Their rock-hard faces serve to protect them from the attacks.
Soul Silver
When attacked, they form a wall. Their rock-hard faces serve to protect them from the attacks.
Black
When they lined up side by side, no foe could break through. They shielded their young in that way.
White
When they lined up side by side, no foe could break through. They shielded their young in that way.
Black 2
When they lined up side by side, no foe could break through. They shielded their young in that way.
White 2
When they lined up side by side, no foe could break through. They shielded their young in that way.
X
When they lined up side by side, no foe could break through. They shielded their young in that way.
Y
Any frontal attack is repulsed. It is a docile Pokémon that feeds on grass and berries.
Omega Ruby
When they lined up side by side, no foe could break through. They shielded their young in that way.
Alpha Sapphire
Any frontal attack is repulsed. It is a docile Pokémon that feeds on grass and berries.
Sun
While it can guard against any sort of attack from the front, it is left without recourse when attacked from behind.
Moon
It lived in the same environments as Rampardos. Their fossils have been found together— seemingly from after they’d fought to the finish.
Ultra Sun
The bones of its face are huge and hard, so they were mistaken for its spine until after this Pokémon was successfully restored.
Ultra Moon
This Pokémon is from roughly 100 million years ago. Its terrifyingly tough face is harder than steel.
Legends Arceus
Its face is sturdy—as strong as diamond—and this hardness offers a very stable defense. Much about this species is still unknown, such as its natural habitat.