The Neo-Soviet marine biomods
Greentails, sirens, mermaids, merfolk, the creature you think of when you hear these names is a Tangaroa.
The soul of a mage has been trapped in his own bust for centuries. The bust is a foot in height and made of a dark silvery metal. It is well crafted, perfect in every detail of the mage's features. The frozen expression is one of shock. It was sold off in auction after the mage's unexplained disappearance and has been passed around as a curio ever since. The cause of his entrapment? He practiced in secret; none knew of his hobby. Being self taught, he was unable to tell that the spell he thought was for protection was actually for entrapment...