THE ONCE AND FUTURE KING! With the truth of Lion-O's disappearance finally revealed, a new chapter in the ThunderCats saga begins as the last survivors of Thundera are rocked by a series of Third Earth-shattering revelations - including the emergence of the mysterious KNIGHTS OF THUNDERA! Tireless talents DECLAN SHALVEY and DREW MOSS pull out all the stops for the launch of their fourth story arc in ThunderCats #16 - heralded by celebratory coats of arms from MOSS, SHALVEY, LUCIO PARRILLO, JAE LEE & JUNE CHUNG, MANIX, and a special Teenage Mutant Ninja Turtles homage cover by KEN HAESER!