There is 1 Kabutops and 2 Omastar =]
brine cave
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Seel, Omanyte, Kingler, Pelliper, Gastrodon(West sea), Tentacool, dewgong, staryu, dragonair, Walrein.The bosses at the end are Kabotops and two Omastar.
after you beat brine cave lapras will come into the picture and he will take you there
mewtwo
buy them or go on the missions and get them as a reward Also find them at brine cave, mystifing forest or apple woods sometimes have a few. I recommend brine cave it helped me dfeat Dialga.
at the end of stormy cave u will find kyogre the sea basin pokemon.
you throw an apple at the voltorb near the rocks , at the end of the cave , to get the apples you have to take pictures of Pokemon after the cave level
He is at the end of cerulean cave.
right at the end of granite cave.
in cerulean cave at the end
At the end of Cerulean Cave.