Some TMNT stuff really isn't for little kids.


Stump Asteroid with Stump Arena.

The Stump Asteroid is an asteroid. it appears in the TMNT Adventures comics, and has a large arena used for intergalactic wrestling.[1]

The asteroid has an atmosphere where characters from various places across the Universe can breath and have their bodies protected without wearing a spacesuit. When seen in Stump'd Again!, Splinter and Ninjara sit atop the Stump Arena watching out over the Stump Asteroid and the Heavens.[2]

While the turtles first don't know how far away from Earth they are, in the Black Hole Trilogy it's revealed to the reader that the Stump Asteroid is within Dimension X. [3]

The Stump Asteroid also appears in the IDW comics.[4]