Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)
Other Zombies have "{B}: Regenerate this permanent."
He controlled the zombies even before his own death; now nothing can make them betray him.
![Zombie Master [Fifth Edition]](http://tothetablebgc.myshopify.com/cdn/shop/files/50e9f0ff-5436-4faf-9d20-b828fd18baa6.png?v=1776678976&width=1445)
