Be on the look out for the latest Walgreens Exclusive POP!, the Thunderbolts Punisher.  He is numbered 160 and is considered to be part of the exclusive set that has the regular Punisher (80), Blacksuit Spider-Man (79), Spider-Man 2099 (81), and Venom (82).  If you are lucky enough to find one on the shelves it would be a good idea to snag it.  They are going for around $20-$25, and we all know first to market wins.