GrummelNet Intergalactic Travel Guide

The GrummelNet Intergalactic Travel Guide is a branch of the GrummelNet corperation dedicated to ranking worlds for intergalactic travelers in the Polaris Galaxy.

Planets Ranked by the GrummelNet Intergalactic Travel Guide

 * Praxus VI: Praxus VI, particularly it's Sulfer Mines were voted the third worst vacation spot in the Polaris Galaxy.
 * Viceron: Viceron, particularly Zordoom Prison, was voted the second worst vacation spot in the Polaris Galaxy.
 * Jasindu: Jasindu, particularly Kerchu City, was voted the worst vacation spot in the Polaris Galaxy.

Appearances

 * Ratchet and Clank Future: Tools of Destruction (mentioned only)