Dark Otter (ブラッコ burakko Blacko(?)) is an enemy that appears in the Stories of Legend, in first encountered in Claustronyctophobia in sub-chapter 21, Stairway to Darkness.
The black version of Otta-smack-u. A lot stronger (About 4x attack and about 6x HP) than the normal Otter.
Has an HP of 175,000 and an attack power of 6,497.
Dictionary
English Version
Bears his family's ultimate weapon: "Normal Rock", bane of clams everywhere. It's actually a plum pit, but don't mention it or he'll fly off the handle.