Teenage Mutant Ninja Turtles/Usagi Yojimbo: WhereWhen — IDW Publishing
Issue: #4 F
Lord Noriyuki’s army recuperates from a fight with the Mogura Ninja clan. Meanwhile, General Usagi, the TMNT, and the Neko Ninja clan encounter dangerous clockwork spiders as they near Dr. WhereWhen’s fortress! But are the mechanical foes the only ones prowling the forest?
Creators: Stan Sakai, Hi-Fi Design, Steve Lavigne, David Petersen, Scott Dunbier, Peter Laird, Kevin Eastman, Alan Quah, Emi Fujii, Sarah Myer, Nicolas Niño
Characters: Usagi Yojimbo, Gen, Jotaro, Tomoe Ame, Chizu, Raphael, Donatello, Michelangelo, Leonardo, Yukichi Yamamoto, Dr. WhereWhen