Isonades are a type of terrifying cartilaginous fish related to the tusked leviathan. They live in the waters surrounding Spine Island, on Thanatos.


The isonade resembles a gigantic shark, resembling the Terran great white. They are 200 feet long and weigh 100 tons. They are orange in color, with a white underside. Their tails are very strong, and are infamous for smashing floating logs. 20 foot long tentacles come out from around their mouths.


Whalshrimp and floating corpses make up most of the isonade diet. However, they have also been known to kill and eat pelagic dragons.

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