Semton is an antagonist in Spongebong Hemppants. He is an evil one-eyed sperm who works at a sperm bank called The Cum Bucket which is right across from the Krusty Crack House. He is the rival of Mr. Kracks. He is a parody on Plankton.
Semton is a green sperm cell with an eye and antennas.
Semton is evil.
It's all Cum down to this
His name is a parody on Semen.