Dmitri Petrov

"Ah, hello Henry. Welcome to The Wall. Some of the most cunning and notorious criminals are kept here. And now we have the infamous Henry Stickmin. You're going to be here for a long time."

- Dmitri Petrov

Dmitri Johannes Petrov is the head of the Russian prison complex known as The Wall. He is the main antagonist of the Puffballs United game Fleeing The Complex.