# Sheldon J. Plankton

> main antagonist in SpongeBob SquarePants

**Wikidata**: [Q57312855](https://www.wikidata.org/wiki/Q57312855)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sheldon_J._Plankton)  
**Source**: https://4ort.xyz/entity/sheldon-j-plankton


## References

1. Friend or Foe
2. MusicBrainz
3. Template:SpongeBob SquarePants
4. IMDb
5. Freebase Data Dumps. 2013
6. [Deadline Hollywood](https://deadline.com/2021/03/spongebob-squarepants-spinoff-the-patrick-star-show-gets-series-ordered-nickelodeon-1234706441/)
7. [Sheldon J. Plankton - SpongeBob Wiki, the SpongeBob encyclopedia](https://spongebobwiki.org/wiki/Sheldon_J._Plankton)