They also have an alpha server with custom classes, that can be accessed by buying a consumable at the AH for gold - as far as i've seen, everything can be bought and/or accessed simply by playing:
EDIT: Fucking lel, they now let you switch out the cartoon spider monsters for cartoon crab monsters.
Why does ever mofo does days try to fellate the arachnophobia crowd? They're irrationally discrimminating noble lifeforms just because of their number of legs. Plus it's piss easy to "treat" in like a day or so if you're not a complete pussy. How is that okay in Current Year?
And where the fuck is my Transphobia Mode that turns all those fuckly dykes and troons into hot animu waifus?
Autism attracts more autism. Sooner or later, an internet nobody will attract the exact kind of fans - and detractors - he deserves.
-Yours Truly
Oh suuuuure, it's okay to make a mod that turns spiders into crabs. But make a mod that turns spiders into black dudes with watermelons and suddenly everyone is a critic!
Millipedes are cool. The little rolly motherfuckers just curl up into a ball if they feel you messing with 'em.
Centipedes look like the spawn of satan and truly deserve death.
A friend had both, along with several spiders and lizards.
Millipedes are super chill. They only eat plants and the only thing you have to watch out for is that their piss irritates the skin.
Centipedes however are the dumbest, most aggressive piece of shit pet you could have. All they do is run around, kill, eat, grow and very quickly die. They are like crackheads on bathsalts.