Ok, the Snow Brothers cartridge is gone. 
Wizard, I just sent you a PM about a trade between us.

I also added these video game strategy guides.  They are not NES related, but I would like to get rid of them, so I'm offering them here anyway.  Asking $5 each.  Many of them have price tags of $14.99 or more on the front.

50 Cent: Bulletproof
America's Army Rise Of A Soldier
Brothers In Amrs: Earned In Blood
Driver Parallel Lines
Half Life 2
Need For Speed Most Wanted
Pokemon XD Gale Of Darkness (Nintendo Power Guide)
Shadow The Hedgehog
Socom 3 US Navy SEALs (Official Guide from Sony)
Star Wars II Battlefront
Untold Legends The Warrior's Code
Wild Arms Alter Code: F