Zir Zeal is a variant of Sir Seal, and is zombie-type. He has much higher attack and health than the regular Sir Seal, but otherwise has similar stats. Because he is a zombie type enemy, he has the typical burrowing and respawning abilities of zombie enemies. Also has a chance to Freeze cats.
Dictionary
English Version
Through the morning mists, I beheld a Seal. He called me to join him in a voice neither living nor dead, beckoning me to join him on the distant shore of an uncanny world...