Hi Ed? Question: what is the most popular sport in Waterdeep? 1 of 2)
Speculative investing.
(Truly. By far.)
If you mean physical-activity competitive sports: fencing and falconry among the nobility and wannabe-nobles, and (much wagering occurs) phandrel.
And what is phandrel? ;}
Well: …

— Ed Greenwood (@TheEdVerse) September 7, 2018

2 of 2)
…
A deliver-package race from end to end of the city, by competitive teams using hurl-sticks (so, like lacrosse in gear and movement, but running through the streets, by day, in colored uniforms, with penalties for accidents/collisions/damage involving non-players).

— Ed Greenwood (@TheEdVerse) September 7, 2018