X
 The quills on its head are usually soft. When it flexes them, the points become so hard and sharp that they can pierce rock.
 Y
 Such a thick shell of wood covers its head and back that even a direct hit from a truck wouldn’t faze it.
 Omega Ruby
 The quills on its head are usually soft. When it flexes them, the points become so hard and sharp that they can pierce rock.
 Alpha Sapphire
 Such a thick shell of wood covers its head and back that even a direct hit from a truck wouldn’t faze it.