The Turtles return from Burnow Island to find unimaginable tragedy. As the family struggles to cope, an enraged Foot Clan prepares its revenge. Meanwhile, Casey prepares for a final showdown with Hun as the Purple Dragons run amok. Collects issues #45–47 and the 2015 TMNT Free Comic Book Day issue. | Teenage Mutant Ninja Turtles Volume 12: Vengeance Part 1 by Tom Waltz, Paperback | Indigo Chapters