These are some doubles from my collection, these are not $1.00 cars; I've used closed eBay results for most of them for my prices. All the prices are shipped/paypal'd in the 48.
Email me with ? Vdblyou at yahoo dot com.
First up is the 2010 Mustang from the 2009 LA auto show, these were booth favors on media day. Pretty tough to get. Really nice spectra flame black with real rider tires in a clear display case. $20
From the 2013 San Diego comic convention is an Atari Beach Bomb VW truck. Unopened but I took pictures one of my other ones so you can see what it looks like and does. Pretty dang cool. $40
Also from the 2013 San Diego comic con is the A-team gmc van with display box and case. Really dang cool. $45
From the 2012 Gulf Racing set (sold out 4000 pieces in about four minutes) is a gt40. Sequentially numbered, $25
From the 2008 real riders set is a Baja bruiser, 10,000 were made. $15
From the 2014 neo-classics set is the convoy custom. With neo classic redline tires it's a looker, they made 4500 of these. $30
From the 2014 real riders is the blown delivery, second heaviest casting in mattels 1/64 history it is sequentially numbered of 4500 as well. $40
From the 2008 neo classics set is the Sugar Caddy, spectaflame pink recast of a model from 1971 this is its only modern release. Xxxx/8500. $15
From the 2007 real riders set is the hiway hauler, very nice heavy casting there were 10,000 of these made. $25
From the 2008 real riders set is the 1980 ElCamino, one of my personal favorites it was xxxx/7500. $20
These Beatnik Bandits were rewards cars in 2013 for buying a certain dollar amount of cars direct from Mattel; I have two extras. This is a recast of the original and is realistically tiny. They made 8100 of them. $15 each
These three sets are hot wheels 100% sets from the 40th anniversary celebration in 2008, production numbers weren't released but between 12/15,000 is the number bantered around.
First: Car show. 66 GTO and 69 Chevelle hard parking $20
Second: mopar muscle. 69 GTX and 69 Super Bee lined up $20
Third: Boulevard Burners. 70 hemi Cuda and 69 Charger hard parking. $20
This is the 2015 Mars Pop Culture set, one of each casting in the set. $35
I will be adding stuff as I dig through.