If you manage to go further into the lava gauntlet levels, there will be a level named fire aura. So commented:

And then some user who saw my comment said this:

And then more came in:

Dadudeguy's my fav.

theshinyglaceon
GalaxyLion360
Neko_DreemurrChan
See if you can find my comment.

oh it looks like other people said the same thing before i did.

Also how in the world is a retro level poison?