Another big synth - while not new, the Hydrasynth Deluxe does pack plenty of power with essentially two Hydrasynths on board for twice the polyphony or a split or layer with a full Hydrasynth engine for each layer.
ASM kindly prepped a bank of sounds in Performance mode for Jim to peruse.
Earmonkey Music (Youtube)
Matths gives it a workout
And the George Formby grill
Powerful new DSP instrument
Digital heart, analogue filters