The Sonic Cannon That Destroys Every Known Material in the Universe is a weapon that Plankton invented for one of his evil plans. It appears in the episodes "Move It or Lose It" and "The Flower Plot."
Description[]
It is a stationary cannon that fires a blue energy beam.
Role in series[]
"Move It or Lose It"[]
Plankton, upset that the Chum Bucket might be destroyed, cries beside the sonic cannon, which causes it to activate and make a hole in the Chum Bucket wall. SpongeBob sees through the hole that Plankton is sad and gives him the idea to bribe the Bikini Bottomites so that they will sign a petition to keep the Chum Bucket and destroy the Krusty Krab.
"The Flower Plot"[]
When Plankton moves out of the Chum Bucket, the sonic cannon is seen being loaded into his moving truck.
Gallery[]
