BigBadToyStore.com is currently taking pre-orders on the first 2 waves of Captain America: The First Avenger. Both Assortments are due in stores in May 2011.
Comic Series Wave 1:
-Ultimates Captain America
-Classic Captain America (Heavy Artillery)
-Winter Soldier
-WWII Captain America
Comic Series Wave 2:
-Bucky Captain America
-Crossbones
-US Agent
-Captain Britian
-Last Mission Captain America