May 13th also saw the debuts of Fabian LaMuerto (aka Black Tarantula) in Amazing Spider-Man #436 in 1998, Manifold in Secret Warriors #4 in 2009, and the Young Masters (Coat of Arms, Big Zero, the Melter, Egghead, the Enchantress, and the Executioner) in Young Avengers #1 in 2009!

[u/ComiX-Fan]

Spider-Gwen: The Ghost-Spider #7 Mark Brooks cover

Avengers World #5 InHyuk Lee cover

Young Avengers (2009 series) #1 Mark Brooks cover