K'tha-Jon
Role, aliases, and summary hidden by structure-only view.
Stenos bosun / secret experimental subject
Metz's successful but monstrous Orca-gene graft experiment; kills Akki, pursues Keepiru relentlessly, reveals his self-identity as true Orca, and is disabled but not killed by Keepiru's neural-link attack.
In Startide Rising (David Brin, 1983)