Sketch cards have been around for a long time. And while they've become a key component of many entertainment trading card releases, they haven't totally caught on yet with sports fans. But that might be changing. 2013 Leaf Best of Hockey includes a sketch card in every box. In doing so, the release is helping to bring sketch cards closer to the mainstream with sports fans. 2013 Leaf Best of Hockey sketch cards include work from more than 30 artists, each of which bring their own sense of style.

The term "sketch card" should be used loosely with 2013 Leaf Best of Hockey. Art cards are more like it. While not all use full color, the level of detail in the vast majority of them is impressive. They also use many different techniques ranging from paints to stencils to intricate dot art. Some are ultra-realistic while other artists take a more cartoon approach. Most sit somewhere in between.

All 2013 Leaf Best of Hockey sketch cards are one-of-one pieces of artwork. That's because no two are alike. They're mini masterpieces that most often have to be held to be truly appreciated.

By including one sketch card in every box of 2013 Leaf Best of Hockey, more collectors are going to get a chance to see these types of cards up close. Chances are, many of them are going to get a sketch card for the first time.

Besides their beauty, sketch cards bring a lot to the table for the hobby. First, they allow companies like Leaf to use likenesses that they might not be able to without a license. Also, they have a wide range of appeal. Player and team collectors are more likely to chase multiples as they're all unique. In entertainment sets, many collectors go after artist sets, getting one sample from each person who worked on the set. With so many being so eye-catching, there will also be collectors who casually collect them simply because they look good are are something different.

Because of their unique nature, it's often hard to gauge a firm value on any given sketch card. Player choice is one consideration, but so too is the artist and the level of detail. Because each card is different, prices will likely be all over the place.

Besides regular sketch cards, there are also randomly inserted sketches that also come with a Gordie Howe autograph.

Below is a full list of 2013 Leaf Best of Hockey sketch card artists provided by Leaf. We've also included a sample of their work so you can get a sense of their style.

A helpful thing that Leaf has done with these cards is that they've labeled the back of each sketch card with the player and artist for easy identification when collectors pull them.

2013 Leaf Best of Hockey Sketch Card Artist Visual Checklist

Below is a full list of the artists who contributed to 2013 Leaf Best of Hockey sketch cards and samples of their work.

Jason Adams

Angelina Benedetti

Image not available

Dwayne Clare

Jason Durden

Rusty Gilligan

Dan Gorman

Ingrid Hardy

John Haun

Chris Henderson

Erik Hodson

Jason Hughes

Gavin Hunt

Kevin-John

Gary Kezele

Lee Kohse

Brian Kong

Jim Kyle

Elfie Lebouleux

Randy Martinez

Rich Molinelli

Jay Pangan

Don Pedicini Jr.

Bill Pulkovski

Michelle Rayner

Scott Rorie

Juan Rosales

Steve Stanley

Adam Talley

Justin Tigner

Abby Urban

Brad Utterstrom

Wu Wei

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2013 Leaf Best of Hockey Sketch Cards 1/1 Mark Messier Randy Martinez HOF 0i5j

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Bobby Hull Juan Rosales HOF 0i6

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Dwayne Clare Bobby Hull HOF 0i6

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King Clancy Artist Sketch 1/1 Auto By Brian Kong From 2013 Leaf Best of Hockey

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Eddie Shore Adam Talley HOF Sketch

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2013-14 Leaf Best of Hockey 1/1 Nail Yakupov Juan Rosales Rookie RC Sketch 7ez

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Howie Morenz Kevin-John HOF Sketch

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 King Clancy Lee Kohse Sketch 7ez

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Henri Richard Adam Talley HOF 7ez

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Herb Brooks Adam Talley Sketch 0af

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Red Kelly Lee Kohse HOF Sketch 7ez

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Herb Brooks Jay Pangan Sketch 0i6

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Jaromir Jagr Chris Henderson 1j8

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2013 Leaf Best of Hockey Sketch Cards 1/1 Bernie Geoffrion Adam Talley HOF 0c3

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Red Kelly Jay Pangan HOF 0i6

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Evgeni Malkin Adam Talley 0i6

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Denis Potvin Erik Hodson HOF r7d

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Denis Potvin Kevin-John HOF Sketch

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2013 Leaf Best of Hockey Sketch Cards 1/1 Alex Delvecchio Rusty Gilligan HOF 0i6

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2013-14 Leaf Best of Hockey Sketch Cards 1/1 Adam Talley Gump Worsley HOF 0af

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