Old Hob, Slash, Herman the Hermit Crab, Mondo Gecko and Pigeon Pete have become a force to be reckoned with in the TMNT ongoing - and now they've got their own miniseries, in which their teamwork will be put to the ultimate test! When someone close to the group is kidnapped, the Mutanimals end up on an adventure more wild and dangerous than they could have imagined! What mysteries lurk at…The Null Group?