Issue: #2
Ben Tennyson's cruise vacation takes a turn for the weird when he discovers that his mysterious new friend Lorelai is actually a mermaid, the princess and head protector of an alien-hybrid undersea kingdom called TerraPisciss. The mer-people are heroes of the sea and have never needed help before-- so why are they suddenly bringing Ben 10 and the Plumbers into their trust? Action, aliens and roman...
Creators: Jason Henderson, Derek Fridolfs, Gordon Purcell, Neil Uyetake, Robbie Robbins, Zac Atkinson, Alan Payne, Sarah Gaydos, Lorelei Bunjes, Dirk Wood, Matthew Ruzicka, Scott Macrae, Greg Goldstein, Chris Ryall, Ted Adams, Jason Lewis
Characters: Gwen Tennyson, Ssserpent, Lorelai, Rook Blonko, Maxwell Tennyson, Ben 10, Kevin 11