Why haven't we gotten some crossover box sets?
Mutant Massacre gives us the Marauders (Scrambler, Archlight, Scalphunter, Harpoon, and battle damaged Wolverine)
Fall of the Mutants (Madelyne Pryor, Silvestri Colossus, Silvestri Rogue, Longshot, and Adversary/Naze)
Inferno (Demon Magik, Goblin Queen, Goblin King Havok, Malice Possessed Polaris, Riptide)
Infinity Gauntlet (Thanos, Mephisto, Silver Surfer, Adam Warlock, Eric Masterson as Thor)
Infinity War (Magus, Moondragon, Comic Drax, comic Gamora, and Infinity War spawn Daredevil)
Onslaught (mid-90s Storm, Archangel in blue Angel suit, Joseph Magneto, mid-90s Cable, and Deodato costume Scarlet Witch)
Civil War (Iron Spider-Man, Mac Gargon Venom, Carol Danvers as Ms Marvel, Colleen Wing, and Captain America security guard disguise)
Messiah Complex (Mystique, Exodus, Bishop, 00s Madrox the Multiple Man, Hellion)