Cowboy Ninja Viking Series by A.J. Lieberman, Riley Rossmo

International intrigue! Black-market nukes! And Cowboy Ninja Viking! Sent on a covert mission that will take the triplets from Bangkok to the Middle East, Duncan, Ghislain, Nix, Grear, Steed Malbranque, and everyone's favorite gladiator/pirate/oceanographer Yashitiko Ammo are gonna save the world... or totally screw it up!

International intrigue! Black market nukes! And a Cowboy Ninja Viking that's gone missing! Sent on a covert mission that takes the triplets from Bangkok to Russia and to the high seas, alliances are made and broken as the truth of their mission is slowly uncovered. Duncan, Ghislain, Nix, Grear, and everyone's favorite gladiator-pirate-oceanographer, Yashitiko Ammo, are gonna save the world... moreInternational intrigue! Black market nukes! And a Cowboy Ninja Viking that's gone missing! Sent on a covert mission that takes the triplets from Bangkok to Russia and to the high seas, alliances are made and broken as the truth of their mission is slowly uncovered. Duncan, Ghislain, Nix, Grear, and everyone's favorite gladiator-pirate-oceanographer, Yashitiko Ammo, are gonna save the world. Or totally blow it up! Collects Cowboy Ninja Viking #6-10, plus never-before-seen alternate covers, a "Help Duncan find his Welbutrin" maze, and MAD LIBS! less