The mark of a true champion isn't his trophy, but rather the dent he leaves on it with his lacrosse stick or an adeptly swung bat. Arm yourself for athletic glory with today's Groupon: for $50, you get $100 worth of clothing and sporting goods at Darien Sport Shop in Darien.

Having grown from its humble beginnings as a single-room store, Darien Sport Shop now spans across multiple floors, supplying shoppers with an invigorating stock of sporting goods, outdoor equipment and apparel, gifts, and toys. Styles by Diane Von Furstenberg, Theory, Polo Ralph Lauren, Peter Millar, and Letarte Swimwear ensure that contenders look fashionable during any athletic endeavor. Pick up a boy's Vineyard Vines T-shirt ($18), or keep torsos legally clothed with a Sugarlips knit top ($13). Men can suit up for summer with Tommy Bahama swim trunks ($62) or a bright Ralph Lauren polo shirt ($75), while women can slip into a Jack Rodgers Navajo sandal ($96) or a Rawlings baseball glove ($70). Free services include gift-wrapping and alterations to match your ever-expanding number of limbs.