Klaxon

 is a Tier 5 Tank that upgrades from Clacker and Foghorn at level 60.

Design
The looks identical to the Clacker but it has Foghorn's rear decorative base attached to it.

Technical
As its branches and design indicate, is a Foghorn-Clacker. It fires the same trap burst as Clacker, but all of the traps are Foghorn traps.

Trivia

 * A klaxon is a loud warning device, a category that a foghorn would fall into. Its pronunciation also sounds vaguely like Clacker.