BEWARE THE ENEMIES - AND ALLIES - WITHIN! In the aftermath of the Knights of Thundera's ill-fated raid on the Mu'Tants, their thoroughly unimpressed prisoner sows fear throughout the Cats' Lair with dire warnings of retribution to come. Meanwhile, with tensions already escalating between factions within the ThunderCats' ranks, one newcomer crosses a line - and Tygra demands satisfaction in a ThunderDuel!