Crossover Fusion - Shelser Koopton

Fuuuuuusion...HA!

Sheldon J. Plankton (Spongebob Squarepants) + Bowser Koopa Sr. (Spongebob Squarepants) = Shelser Koopton

Here's the drawing fusion of Sheldon J. Plankton from Spongebob Squarepants and Bowser Koopa Sr. from Super Mario Bros.

Gender: Male

Sheldon J. Plankton belongs to Paramount Global and Nickelodeon
Bowser Koopa Sr. belongs to Nintendo