User blog comment:Darth henry/sets/@comment-5046544-20120501190632

The sets are
 * 4526 Batman
 * 4527 The Joker
 * 4528 Green Lantern
 * 4529 Iron Man
 * 4530 Hulk
 * 4597 Captain America
 * 6857 The Dynamic Duo Funhouse Escape
 * 6858 Catwoman Catcycle City Chase
 * 6860 The Batcave
 * 6862 Superman vs. Power Armour Lex
 * 6863 Batwing Battle Over Gotham City
 * 6864 Batmobile and the Two-Face Chase
 * 6865 Captain America Avenging Cycle
 * 6866 Wolverine Chopper Showdown
 * 6867 Loki's Cosmic Cube Escape
 * 6868 Hulk's Helicarrier Breakout
 * 6869 Quinjet Aerial Battle