For anyone who wants to grab Dredge at a discount, here is a code.
DTJN49 * FC1373BA642 where the missing number is difference between 10 and 2.
In case anyone wanted a free game, here is the code:
Replace every asterisk with Alpha.
In case anyone has a Tropico hankering, here is a discount code: G283 * * 9WC9J9UF * JY7
Replace the asterisk with Echo.
Here is the code: LRZ64 * 6BF6EF * 08AA5
Replace the asterisk with the number that partners with six.
Here you go:
Replace asterisk with the fourth prime number.