He's very obviously a lobster-person with lobster claws and a lobster face, but most of his anatomy can be described as being a bipedal humanoid with lobster bits and bobs tacked on
Just like Llanowar Elves, this means it can be used to cast spells
Obviously, if you cant keep any creatures on board then this is an anchor of sadness in your hand, but if you cant keep anything on the board with humans, youre finishing the round early and going to lunch anyway
Cursed Mirror seems like lovely ramp that can clone your Thought Monitor, their Grief, and so on
Formidable Speaker is just an amazing creature: You get to filter a useless card into something meaningful, untap powerful mana dorks, and abuse flicker effects in one fairly cheap package