Because FarSight Studios lost the rights to tables (which moved to Zen Studios), these older versions are the only way to play legends like:
Watch the ball cast a shadow across the playfield. Because FarSight Studios lost the rights to tables
Pinball Arcade: The v1.70.6 Update & The Legacy of Pro Packs Because FarSight Studios lost the rights to tables
A fan-favorite featuring classic Universal monsters. Why the PLAZA Version is Popular Because FarSight Studios lost the rights to tables