First Official 2012 Game Hint

[Steve Howland]

Originally Posted by pandamonium

<- This. I am going to make an educated guess as this is the 20th game... We started with Tennis balls and I think this may be the year of their glorious return...

That could explain the heavy field. If we are firing something dangerous like tennis balls, perhaps the field will be enclosed with plexiglass to prevent them from injuring referees/spectators/human players.

Though I would worry about team injuries throughout the season with such a challenge.