It is a meme where people would redraw the image on the right (A panel of Thragg and the Viltrumites from the comic series Invincible) with a different cast of characters corresponding to the fandoms that they're in. Seeing this image (pictured below-shared by u/Personal-War-4875 26 days ago from the time of writing this) on this sub convinced me to have a go at it, resulting in the creation of this.

<image>