AGGRON claims an entire mountain as its own territory. It mercilessly beats up anything that violates its environment. This POKéMON vigilantly patrols its area at all times.
Sapphire
AGGRON is surprisingly protective of its environment. If its mountain is ravaged by a landslide or a fire, this POKéMON will haul topsoil to the area, plant trees, and beautifully restore its own territory.
Emerald
Its iron horns grow longer a little at a time. They are used to determine the AGGRON's age. The gouges in its armor are worn with pride as mementos from battles.
FireRed
It claims a large mountain as its sole territory. It mercilessly thrashes those that violate its space.
LeafGreen
Diamond
While seeking iron for food, it digs tunnels by breaking through bedrock with its steel horns.
