What's a good price on these 2600/7800 games?

[HolmesA8]

I'm looking to sell off some games to help pay some debts, but have no idea of a fair price for these games, can anyone help?

 

Atari 7800:

Mean 18 Golf (complete) PAL

Mat Mania Challenge (complete) PAL

Ninja Golf (complete) PAL

Fight Night (loose) NTSC

Super Huey (loose) NTSC

 

Atari 2600:

Crossbow (complete, plus a extra pink box) PAL

Sprintmaster (complete) PAL

Xenophobe (complete) PAL

Beamrider (complete) PAL

Gopher (loose) NTSC

Eggomania (loose) NTSC

Entombed (loose) NTSC

Squeeze Box (loose) NTSC

Tapeworm (loose) NTSC

Krull (loose) NTSC

Snoopy & the Red Baron (loose) PAL

Socerer's Apprentice (loose) PAL

BMX Airmaster (complete, clamshell) PAL

Taz (loose, no end label) NTSC

 

I'd appreciate fair prices on these, and if there are any takers, or anyone wanting to trade for Atari 800/XL/XE carts, let me know. Email atari@paradise.net.nz

[HolmesA8]

Also:

2600 PAL all VG condition:

Double Dragon (complete in clamshell)

Private Eye (complete in clamshell)

Skate Boarding (complete in clamshell)

Title Match wrestling (complete in clamshell)

Rampage (complete in clamshell)

 

 

Any help in fair prices would be greatly appreciated. thanks guys.