Busted Tees has been re-releasing old designs on DTG t-shirts recently and they say they now have 100 designs in their archive. Except of course now that they have been re-released it is a little strange to be calling them their archives.
Nonetheless they have some gems in there that you might have missed the first time round so check them out.
A word of warning though, you cannot use coupons or discount codes with Archive t-shirts. Still, they are priced like a regular tee: $20.