Baron Bertram Graywater

The clever restriction here is the "only once each turn" clamp, and it changes the whole shape of the engine. Token generators that beget more tokens are a familiar aristocrats trap: unbounded ETB triggers spiral into infinite loops the moment a payoff feeds itself. By capping the Vampire Rogue at one per turn regardless of how many tokens flood in at once, the design deliberately breaks the recursion, converting what would be a combo enabler into a value grind. You still want to make tokens in bulk (a wide swarm entering all at once still nets you a lifelinking body), but the reward is a steady drip rather than an explosion. The second half is the outlet the first half was built to feed: turning the growing pile of expendable bodies into cards at black's usual rate. That pairing is the point, but the two halves are also self-supplying, since the Vampire Rogues the top half manufactures are exactly the kind of expendable fodder the sacrifice ability wants to eat. The lifelink on those tokens does its own quiet work, buying back life against whatever else is draining you at the table while you grind. What emerges is a self-sustaining loop that never actually loops: make tokens, get a Vampire, sacrifice fodder to draw, repeat, with each turn's throttle keeping the whole thing at a pace the game can survive. It is a black-white token-aristocrats build-around with the safety already installed, a more disciplined piece of design than the tribe's flashier commanders usually get.