Like Neurofibromatosis or Arglwydd, Zduriencik belongs to that class of phenomenon which both (a) exerts great power over us without our knowledge and (b) is borderline impossible to pronounce. One who possesses Zduriencik has the ability to disorient his trading partners in the midst of negotiations, thus rendering them as putty in his hands. The term is derived from the surname of Seattle GM Jack Zduriencik, who, before gaining notoriety for his acquisitions of Cliff Lee and Milton Bradley in the 2009-10 offseason, purchased Manhattan from the Canarsee Indian tribe for a mere US$24.

Zduriencik knows what evil lurks in the hearts of men.
Check out Zduriencik in the RBI Wiki

[...] was the toughest pitch to hit in 2009. Also, he was hand-picked by Seattle GM Jack Zduriencik, who is never wrong. Kevin Jepsen, for his part, throws what I’m prepared to call a “dazzling” cut [...]