I want to share some examples for covers using photoshop (you don't have to be an expert using this program).
Examples:

White Frame:

http://img18.imageshack.us/img18/6378/32569490.jpg 

Black Frame:

http://imageshack.us/pho...y-images/35/44816828.jpg 
Silver Frame:

http://imageshack.us/pho...-images/266/45605962.jpg 

Gold Frame:
http://imageshack.us/pho...-images/651/37042157.jpg 

Smoke Frame:
http://imageshack.us/pho...-images/843/11356238.jpg 

DM Frame:
http://imageshack.us/pho...my-images/9/35159854.jpg 

Classic Frame:
http://imageshack.us/pho...-images/836/52649122.jpg 

BONUS! Duel Art Sleeves:
http://imageshack.us/pho...my-images/715/1111ra.jpg 


Download:
http://www.mediafire.com/?dmlvn7c5nma7tnn 

Content:
-Over 80 card sleeves
-Custom Frames (you can copy & paste different frames in your covers)
-HQ templates, make your own card sleeves!


Sources:

Yu-Gi-Oh! Card Artworks (TF1-6)(Special thanks to milleniumfansub.org)
Card Artworks:
http://s1093.photobucket...bums/i436/TagForcePart1/ 
http://s1178.photobucket...bums/x373/TagForcePart2/ 
http://s1085.photobucket...bums/j422/TagForcePart3/ 
http://www.mediafire.com/?pdcxrypyd27k8s8 
http://www.mediafire.com/?77lt3m3jj3hlaoa 

Duel Art! (special thanks to suki!)
http://cardgamesonwhatno...mblr.com/tagged/duel+art 

Templates:
http://www.kickstarter.c...ard-sleeves/posts/300174