Originally Posted by Berserk Monk
Just create your own monster and quit trying to create some obscure mindflayer, dragon, troll hybrid monsters that is highly unlikely to ever happen and that will annoy your PCs.
Again, this is not meant to take on PCs. I've editted the original entry to note that.
Also, its not exactly "highly unlikely to happen". The way its set up, these critters are being intentionally mass produced.