The Frogs of War: Part 1

The Frogs Of War: Part 1 is the twenty-sixth episode of Ben 10: Omniverse.

Plot
While Ben's Omnitrix shorts out with the Randomizer Mode, the Incursions take over control of the Earth; Rook and the Plumbers fight back.

Major Events

 * Humans learn of the existence of Undertown.
 * Randomizer function is unlocked on the Omnitrix.
 * Will Harangue makes his Omniverse debut.
 * Snare-oh makes his Omniverse debut.
 * The Incursions conquer Earth for a month.

Omnitrix Alien Debut

 * Snare-oh (Omniverse debut)

Characters

 * Ben Tennyson
 * Rook Blonko
 * Max Tennyson
 * Plumbers
 * Blukic
 * Driba
 * Plumbers
 * Molly Gunther (cameo)
 * Jerry (cameo)
 * Hobble (cameo)
 * Magister Patelliday
 * Mr. Smoothy's Employee (cameo)
 * Undertown Aliens
 * Will Harangue (first re-appearance)

Villains

 * Attea
 * Milleous
 * Dr. Psychobos
 * Incursions
 * Way Bads (first appearance)

Aliens Used

 * Way Big (Randomizer)
 * NRG (Randomizer; in and out of the armor)
 * Water Hazard  (Randomizer)
 * Astrodactyl (Randomizer)
 * Snare-oh (Randomizer; first re-appearance)
 * Rath (Randomizer)
 * Bloxx (accidental transformation; selected alien was Big Chill)
 * Nanomech (accidental transformation; selected alien was Humungousaur)
 * Four Arms
 * Big Chill
 * XLR8
 * Humungousaur
 * Crashhopper

Allusions

 * The title comes from the line "Cry havoc and let slip the dogs of war" from Shakespeare's Julius Caesar.
 * In the beginning of the episode when the aliens were fleeing Undertown, one of them shouts "The Incursions are coming!, The Incursions are coming!", an allusion to Paul Revere's famous line, "The British are coming!, The British are coming!".