Complex sentence: The team of Heath Slater and Rhyno were the inaugural champions, and they are tied with American Alpha for the longest reign at 84 days, while The Wyatt Family have the shortest reign at 23 days (though WWE says 24 days).
Split into simpler sentences: The team of Heath Slater and Rhyno were the inaugural champions. The longest reign is shared between Slater and Rhyno and American Alpha, as both teams held the championship for 84 days, while The Wyatt Family have the shortest reign at 23 days (though WWE says 24 days).