A small fire pit surrounded with spacious red lawn chairs also provided for an area to demolish any newly-obtained food items while re-acquiring a bit of warmth.
In short, the Union Station Holiday Market is an event targeted particularly towards the "tourist group" (and/or commuters on a Christmas shopping time crunch); this niche actually prefers Toronto-specific merchandise and odd little trinkets, and will not mind liquidating a solid chunk of their wallet's contents in exchange for uniqueness.
Unless I happen to be leisurely strolling the area immediately outside the terminal, it's unlikely that I'll visit again without a distinct purpose in mind. (The lights were a nice touch, but just not nice enough to be persuasive.)