When pre-orders opened up and then sold out virtually instantaneously for the Target Exclusive Marvel Legends Storm and Thunderbird two-pack, many collectors feared that they were going to have a relative nightmare on their hands. But as fate would have it, this exclusive Marvel Legends Target pack has ended up being plentiful in many stores, leaving collectors with whether or not they want the set, rather than whether or not they can find it. And so, let’s start with a peek at the Marvel Legends Thunderbird figure…