红宝石Sometimes, on a dark night, your shadow thrown by a streetlight will suddenly and startlingly overtake you. It is actually a GENGAR running past you, pretending to be your shadow.
水晶Hiding in people's shadows at night, it absorbs their heat. The chill it causes makes the victims shake.
银To steal the life of its target, it slips into the prey's shadow and silently waits for an opportunity.
金It steals heat from its surround ings. If you feel a sudden chill, it is certain that a GENGAR appeared.