Ruby: MIGHTYENA gives obvious signals when it is preparing to attack. It starts to growl deeply and then flattens its body. This POKéMON will bite savagely with its sharply pointed fangs.Sapphire: MIGHTYENA travel and act as a pack in the wild. The memory of its life in the wild compels the POKéMON to obey only those TRAINERS that it recognizes to possess superior skill.Emerald: In the wild, MIGHTYENA live in a pack. They never defy their leader’s orders. They defeat foes with perfectly coordinated teamwork.